@article{GDZPPN002454807,
title = {Stochastic Population Theories - Ludwig, D.},
journal = {Metrika},
volume = {22},
year = {1975},
pages = {252-252},
url = {http://dml.mathdoc.fr/item/GDZPPN002454807}
}
Hirsch, H. Stochastic Population Theories - Ludwig, D.. Metrika, Tome 22 (1975) p. 252. http://gdmltest.u-ga.fr/item/GDZPPN002454807/