@article{VMUMM_2001_5_a7,
     author = {M. E. Changa},
     title = {Decomposition of an exponential into an infinite product},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {46--49},
     year = {2001},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_2001_5_a7/}
}