@article{FORUM_1989__1_3_141607,
     author = {M. Fukushima and Y. Oshima},
     title = {On the {Skew} {Product} of {Symmetric} {Diffusion} {Processes.}},
     journal = {Forum mathematicum},
     pages = {103--142},
     year = {1989},
     volume = {1},
     number = {3},
     zbl = {0656.60083},
     url = {http://geodesic.mathdoc.fr/item/FORUM_1989__1_3_141607/}
}