@article{00697125, title = {Several identities in statistical mechanics.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {17}, year = {1994}, pages = {817-820}, doi = {10.1155/S0161171294001146}, zbl = {0812.33011}, language = {en}, url = {http://dml.mathdoc.fr/item/00697125} }
Hirschhorn, M.D. Several identities in statistical mechanics.. International Journal of Mathematics and Mathematical Sciences, Tome 17 (1994) pp. 817-820. doi : 10.1155/S0161171294001146. http://gdmltest.u-ga.fr/item/00697125/