@article{00947012, title = {Two-parameter semigroups, evolutions and their applications to Markov and diffusion fields on the plane.}, journal = {Journal of Applied Mathematics and Stochastic Analysis}, volume = {9}, year = {1996}, pages = {281-302}, doi = {10.1155/S1048953396000275}, zbl = {0866.60042}, language = {en}, url = {http://dml.mathdoc.fr/item/00947012} }
Mishura, Yu.; Tomilov, Yu. Two-parameter semigroups, evolutions and their applications to Markov and diffusion fields on the plane.. Journal of Applied Mathematics and Stochastic Analysis, Tome 9 (1996) pp. 281-302. doi : 10.1155/S1048953396000275. http://gdmltest.u-ga.fr/item/00947012/