Bibliography
K. Butcher, ‘Rhodian Drachms at Caesarea in Cappadocia’, Numismatic Chronicle (1992), 41-48.
K. Butcher, M. Ponting, ‘Rome and the East: Production of Roman provincial silver coinage for Caesarea in Cappadocia under Vespasian, AD 69-79’, Oxford Journal of Archaeology 14 (1995), 63-78.
K. Butcher, M. Ponting and G. Chandler, ‘A study of the chemical composition of Roman silver coinage, A.D. 196-197’, American Journal of Numismatics 9 (1997), 17-36.
K. Butcher, M. Ponting, ‘Silver standards at Caesarea in Cappadocia’, in J. Nollé, B. Overbeck, P. Weiss (eds.), Internationales Kolloquium zur kaiserzeitlichen Münzprägung Kleinasiens. 27. - 30. April 1994 in der Staatlichen Münzsammlung, München, Nomismata: Historische-numismatische Forschungen 1, Milan (1997), 167-171.
K. Butcher, M. Ponting, ‘Atomic Absorption Spectrometry and Roman Silver Coins’, in A. Oddy, M. Cowell (eds.), Metallurgy in Numismatics, vol. 4, London, Royal Numismatic Society Special Publication no. 30 (1998), 308-334.
K. Butcher, M. Ponting, ‘The Roman Denarius under the Julio-Claudian Emperors: Mints, Metallurgy and Technology’, Oxford Journal of Archaeology 24(2) (2005), 163-197.
K. Butcher, M. Ponting, ‘Fiduciary or intrinsic? The Egyptian billon tetradrachm under the Julio-Claudian emperors’, Schweizerische Numismatische rundschau/Revue Suisse de Numismatique 84 (2005), 93-124.
K. Butcher, M. Ponting, J. Muona, 'The denarii of Otho: a stylistic and compositional study', RIN 110 (2009), 297-316.

K. Butcher and M. Ponting, ‘The Silver Coinage of Roman Syria Under the Julio-Claudian Emperors’, LEVANT 41 (2009), 59-78

M. Ponting, 'Roman Silver Coinage: Mints, Metallurgy and Production', in A. Bowman and A. Wilson (eds.), Quantifying the Roman Economy: Methods and Problems, Oxford: OUP (2009), 269-280.