@article{01656141, title = {Transient probabilities for a simple birth-death-immigration process under the influence of total catastrophes.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {25}, year = {2001}, pages = {689-692}, doi = {10.1155/S0161171201005762}, zbl = {0989.60080}, language = {en}, url = {http://dml.mathdoc.fr/item/01656141} }
Swift, Randall J. Transient probabilities for a simple birth-death-immigration process under the influence of total catastrophes.. International Journal of Mathematics and Mathematical Sciences, Tome 25 (2001) pp. 689-692. doi : 10.1155/S0161171201005762. http://gdmltest.u-ga.fr/item/01656141/