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@article{FORUM_1989__1_3_141621, author = {Hiroyuki Okura}, title = {Recurrence {Criteria} for {Skew} {Products} of {Symmetric} {Markov} {Processes.}}, journal = {Forum mathematicum}, pages = {331--358}, publisher = {mathdoc}, volume = {1}, number = {3}, year = {1989}, zbl = {0686.60079}, url = {http://geodesic.mathdoc.fr/item/FORUM_1989__1_3_141621/} }
Hiroyuki Okura. Recurrence Criteria for Skew Products of Symmetric Markov Processes.. Forum mathematicum, Tome 1 (1989) no. 3, pp. 331-358. http://geodesic.mathdoc.fr/item/FORUM_1989__1_3_141621/