@article{MOMA_1978__86_177897,
     author = {F.H. Simons and D.A. Overdijk},
     title = {Recurrent and {Sweep-Out} {Sets} for {Markov} {Processes.}},
     journal = {Monatshefte f\"ur Mathematik},
     pages = {305--326},
     publisher = {mathdoc},
     volume = {86},
     year = {1978},
     zbl = {0395.60067},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1978__86_177897/}
}