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Andrews, D. J.; Morse, A. D.; Barber, S. J.; Leese, M. R.; Morgan, G. H.; Sheridan, S.; Wright, I. P. and Pillinger, C. T. (2012). Ptolemy: operations to date as part of the Rosetta mission and plans for the comet encounter. In: European Planetary Science Congress (EPSC) 2012, 23-28 Sep 2012, Madrid, Spain.

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Andrews, D. J.; Morse, A. D.; Barber, S. J.; Leese, M. R.; Morgan, G. H.; Sheridan, S.; Zarnecki, J. C.; Pillinger, C. T. and Wright, I. P. (2012). Ptolemy operations and results during the Lutetia flyby. Planetary And Space Science, 66 pp. 179–186.

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Andrews, Dan; Morse, Andrew; Barber, Simeon; Leese, Mark; Morgan, Geraint; Sheridan, Simon; Pillinger, Colin and Wright, Ian (2012). Ptolemy: operations at 21 Lutetia as part of the Rosetta mission and future implications. In: 43rd Lunar and Planetary Science Conference, 19-23 Mar 2012, The Woodlands, TX, US.

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Andrews, D. J.; Morse, A. D.; Barber, S. J.; Leese, M. R.; Morgan, G. H.; Sheridan, S.; Wright, I. P. and Pillinger, C. T. (2011). Ptolemy: in situ mass spectrometry during the Rosettaflyby of 21 Lutetia, and implications for future missions. In: EPSC-DPS Joint Meeting 2011, 2-7 Oct 2011, Nantes, France.

Andrews, Dan; Morse, Andrew; Barber, Simeon; Leese, Mark; Morgan, Geraint; Sheridan, Simon; Wright, Ian and Pillinger, Colin (2011). Ptolemy operations as part of the Rosetta mission during the targeted flyby of asteroid 21 Lutetia. In: European Geosciences Union General Assembly 2011, 3-8 Apr 2011, Vienna, Austria.

Andrews, Dan; Morse, Andrew; Barber, Simeon; Leese, Mark; Morgan, Geraint; Sheridan, Simon; Wright, Ian and Pillinger, Colin (2010). Ptolemy operations as part of the Rosetta mission up to and including the targeted flyby of asteroid 21 Lutetia. In: European Planetary Science Congress 2010, 19-24 Sep 2010, Rome.

Andrews, Dan; Morse, Andrew; Wright, Ian; Barber, Simeon; Morgan, Geraint; Sheridan, Simon; Leese, Mark; Pillinger, Colin and Zarnecki, John (2010). Ptolemy operations in anticipation of the flyby of asteroid 21 Lutetia. In: EGU General Assembly 2010, 2-7 May 2010, Vienna, Austria.

Andrews, Dan; Morse, Andrew; Barber, Simeon; Leese, Mark; Morgan, Geraint; Pillinger, Colin; Sheridan, Simon; Wright, Ian and Zarnecki, John (2009). Laboratory optimization of the Helium Carrier Gas Flow System of MODULUS Ptolemy. Aerotecnica, Missili e Spazio, 88(4) pp. 139–144.

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Andrews, Dan; Barber, Simeon; Morse, Andrew; Sheridan, Simon; Wright, Ian and Morgan, Geraint (2006). Ptolemy: An instrument aboard the Rosetta lander Philae, to unlock the secrets of the solar system. In: 37th Lunar and Planetary Science Conference, 13-17 Mar 2006, Houston, Texas, USA.

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Brugger, B.; Mousis, O.; Morse, A.; Marboeuf, U.; Jorda, L.; Guilbert-Lepoutre, A.; Andrews, D.; Barber, S. J.; Lamy, P.; Luspay-Kuti, A.; Mandt, K.; Morgan, G.; Sheridan, S.; Vernazza, P. and Wright, I. P. (2016). Subsurface characterization of 67P/Churyumov–Gerasimenko's Abydos site. The Astrophysical Journal, 822(2) p. 98.

Brugger, B.; Mousis, O.; Morse, A.; Marboeuf, U.; Jorda, L.; Andrews, D.; Barber, S.; Guilbert-Lepoutre, A.; Lamy, P.; Luspay-Kuti, A.; Mandt, K.; Morgan, G.; Sheridan, S.; Vernazza, P. and Wright, I. P. (2015). Characterization of the Subsurface of 67P/Churyumov-Gerasimenko's Abydos Site. In: EPSC 2015, 27 Sep - 02 Oct 2015, Nantes, France.

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Brugger, B.; Mousis, O.; Morse, A.; Marboeuf, U.; Jorda, L.; Andrews, D.; Barber, S.; Guilbert-Lepoutre, A.; Lamy, P.; Luspay-Kuti, A.; Mandt, K.; Morgan, G.; Sheridan, S.; Vernazza, P. and Wright, I. P. (2015). Evolution of the subsurface of 67P/Churyumov-Gerasimenko’s Abydos Site. In: Semaine de l'astrophysique française 2015 (Boissier, S.; Buat, V.; Cambrésy, L.; Martins, F. and Petit, P. eds.), 2-5 Jun 2015, Toulouse.

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Franchi, Ian; Morse, Andrew; Andrews, Dan; Sheridan, Simon; Barber, Simeon; Leese, Mark; Morgan, Geraint; Wright, Ian and Pillinger, Colin (2010). Isotope measurements of a comet by the Ptolemy instrument on Rosetta. In: 38th COSPAR Scientific Assembly, 18-15 Jul 2010, Bremen, Germany,.

Morse, A. D.; Andrews, D. J.; Morgan, G. H.; Sheridan, S.; Barber, S. J. and Wright, I. P. (2016). Ptolemy operations at the surface of a comet, from planning to reality. Acta Astronautica, 125 pp. 196–211.

Morse, A.; Mouisi, O.; Sheridan, S.; Morgan, G.; Andrews, D.; Barber, S. and Wright, I. (2015). Low CO/CO₂ ratios of comet 67P measured at the Abydos landing site by the Ptolemy mass spectrometer. Astronomy & Astrophysics, 583, article no. A42.

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Morse, Andrew; Andrews, Dan; Barber, Simeon; Sheridan, Simon; Morgan, Geraint and Wright, Ian (2014). The operational plans for Ptolemy during the Rosetta mission. In: Geophysical Research Abstracts, 16.

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Morse, Andrew; Sheridan, Simon; Andrews, Dan; Barber, Simeon; Morgan, Geraint; Wright, Ian and Pillinger, Colin (2012). Rosetta - ESA's comet lander mission. In: In-Situ Science and Instrumentation for Primitive Bodies, 30 Apr - 3 May 2012, Keck Institute of Space Studies, Pasadena, CA, USA.

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Morse, A. D.; Altwegg, K.; Andrews, D. J.; Auster, H. U.; Carr, C. M.; Galand, M.; Goesmann, F.; Gulkis, S.; Lee, S.; Richter, I.; Sheridan, S.; Stern, S. A.; A'Hearn, M. F.; Feldman, P.; Parker, J.; Retherford, K. D.; Weaver, H. A. and Wright, I. P. (2012). The Rosetta campaign to detect an exosphere at Lutetia. Planetary And Space Science, 66(1) pp. 165–172.

Morse, A.; Andrews, D.; Barber, S.; Bardwell, M.; Carrasco, N.; Gilmour, I.; Leese, M.; Sheridan, S.; Thissen, R.; Watson, J. and Wright, I. (2010). In situ analytical chemistry for the future exploration of Titan. In: Euro Planet Science Conference 2010, 20-24 Sep 2010, Rome, Italy.

Morse, Andrew; Andrews, Dan; Barber, Simeon; Leese, Mark; Morgan, Geraint; Pillinger, Colin; Sheridan, Simon and Wright, Ian (2009). Isotope measurements of a comet by the Ptolemy instrument on Rosetta. In: Joint European and National Astronomy Meeting, 21-22 Apr 2009, Hatfield, UK.

Morse, Andrew; Morgan, Geraint; Andrews, Dan; Barber, Simeon; Leese, Mark; Sheridan, Simon; Wright, Ian and Pillinger, Colin (2009). Ptolemy - a GCMS to measure the chemical and stable isotopic composition of a comet. In: Schulz, Rita and Boehnhardt, Hermann eds. Rosetta ESA's Mission to the Origin of the Solar System. Berlin/Heidleberg: Springer, pp. 669–718.

Wright, I. P.; Andrews, D. J.; Barber, S. J.; Sheridan, S.; Morgan, G. H. and Morse, A. D. (2015). Rosetta: The Final Furlong. In: 77th Annual Meeting of the Meteoritical Society (MetSoc 2014), 8-13 Sep 2014, Casablanca, Morocco.

Wright, I. P.; Sheridan, S.; Barber, S. J.; Morgan, G. H.; Andrews, D. J. and Morse, A. D. (2015). CHO-bearing organic compounds at the surface of 67P/Churyumov-Gerasimenko revealed by Ptolemy. Science, 349(6247), article no. aab0673.

Wright, I. P.; Andrews, D. J.; Barber, S. J.; Sheridan, S.; Morgan, G. H. and Morse, A. D. (2015). First measurements of the surface composition of 67P using the Ptolemy mass spectrometer. In: 46th Lunar and Planetary Science Conference (LPSC), 16-20 Mar 2015, The Woodlands, Texas, USA.

Wright, Ian; Andrews, Dan; Barber, Simeon; Sheridan, Simon; Morgan, Geraint and Morse, Andrew (2014). Rosetta: evaluating the possibility of using Ptolemy for pre-landing scientific investigations. In: 45th Lunar and Planetary Science Conference, 17-21 Mar 2014, The Woodlands, TX, USA.

Wright, I. P.; Andrews, D. J.; Barber, S. J.; Sheridan, S. and Morse, A. D. (2013). Ptolemy: preparations for scientific investigations at the surface of a comet. In: 44th Lunar and Planetary Science Conference, 18-22 Mar 2013, Houston, TX, USA.

Wright, I. P.; Andrews, D. J.; Barber, S. J.; Sheridan, S.; Morgan, G. H. and Morse, A. D. (2013). In situ cometary cosmochemistry. In: 76th Annual Meeting of the Meteoritical Society, 29 Jul - 2 Aug 2013, Edmonton, Canada.

Wright, I. P.; Barber, S. J.; Sheridan, Simon; Morgan, G. H.; Andrews, D. J.; Pillinger, C. T. and Morse, A. D. (2011). Asteroidal atmospheres: a new subject area. In: 74th Annual Meeting of the Meteoritical Society, 8-12 Aug 2011, London, UK.