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@article{DAN_1961_137_1_a2, author = {A. D. Venttsel'}, title = {Non-negative additive functionals of {Markov} processes}, journal = {Doklady Akademii Nauk}, pages = {17--20}, publisher = {mathdoc}, volume = {137}, number = {1}, year = {1961}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1961_137_1_a2/} }
A. D. Venttsel'. Non-negative additive functionals of Markov processes. Doklady Akademii Nauk, Tome 137 (1961) no. 1, pp. 17-20. http://geodesic.mathdoc.fr/item/DAN_1961_137_1_a2/