@article{GDZPPN002083884, title = {Recurrence Criteria for Skew Products of Symmetric Markov Processes.}, journal = {Forum mathematicum}, volume = {1}, year = {1989}, pages = {331-358}, zbl = {0686.60079}, url = {http://dml.mathdoc.fr/item/GDZPPN002083884} }
Okura, Hiroyuki. Recurrence Criteria for Skew Products of Symmetric Markov Processes.. Forum mathematicum, Tome 1 (1989) pp. 331-358. http://gdmltest.u-ga.fr/item/GDZPPN002083884/