@article{02012574,
title = {An equivalence theorem concerning population growth in a variable environment.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {2003},
year = {2003},
pages = {2747-2758},
doi = {10.1155/S0161171203209133},
zbl = {1039.34043},
language = {en},
url = {http://dml.mathdoc.fr/item/02012574}
}
Redheffer, Ray; Vance, Richard R. An equivalence theorem concerning population growth in a variable environment.. International Journal of Mathematics and Mathematical Sciences, Tome 2003 (2003) pp. 2747-2758. doi : 10.1155/S0161171203209133. http://gdmltest.u-ga.fr/item/02012574/