Kladko, Konstantin Max Planck Institute for the Physics of Complex Systems, Max Planck Society;
Fulde, Peter Max Planck Institute for the Physics of Complex Systems, Max Planck Society;
https://arxiv.org/pdf/cond-mat/9709044.pdf (Preprint)
Kladko, K., & Fulde, P. (1998). On the properties of cumulant expansions. International Journal of Quantum Chemistry, 66(5), 377-389. doi:10.1002/(SICI)1097-461X(1998)66:5<377:AID-QUA4>3.0.CO;2-S.