Kushev, Daniel, Galina Gorneva, Svetoslav Taxirov, et al. "Synthesis, Cytotoxicity and Antitumor Activity of Platinum(II) Complexes of Cyclopentanecarboxylic Acid Hydrazide" Biological Chemistry, 380.11 (2005): 1287-1294. Retrieved 19 Jun. 2013, from doi:10.1515/BC.1999.164

Kushev, D., Gorneva, G., Taxirov, S., et al. (2005). Synthesis, Cytotoxicity and Antitumor Activity of Platinum(II) Complexes of Cyclopentanecarboxylic Acid Hydrazide. Biological Chemistry, 380(11), pp. 1251-1345. Retrieved 19 Jun. 2013, from doi:10.1515/BC.1999.164

Kushev, Daniel, Galina Gorneva, Svetoslav Taxirov, et al. 2005. Synthesis, Cytotoxicity and Antitumor Activity of Platinum(II) Complexes of Cyclopentanecarboxylic Acid Hydrazide. Biological Chemistry. 380(11): 1251-1345. Retrieved 19 Jun. 2013, from doi:10.1515/BC.1999.164