Zhang, J. X., Zalipsky, S., Mullah, N., Pechar, M., Allen, T. M. Pharmaco attributes of dioleoylphosphatidylethanolamine/cholesterylhemisuccinate liposomes containing different types of cleavable lipopolymers. Pharmacological Research. 2004, 49(2), 185-198. ISSN 1043-6618. E-ISSN 1096-1186.