@article{GDZPPN002033968,
title = {An analytic representation for selfmaps of a countably infinite set and its cycles. (Short Communication).},
journal = {Aequationes mathematicae},
volume = {25},
year = {1982},
pages = {115-115},
zbl = {0519.39006},
url = {http://dml.mathdoc.fr/item/GDZPPN002033968}
}
Engl, H.W. An analytic representation for selfmaps of a countably infinite set and its cycles. (Short Communication).. Aequationes mathematicae, Tome 25 (1982) p. 115. http://gdmltest.u-ga.fr/item/GDZPPN002033968/