@article{JRAM_1992__429_153436,
     author = {A. Bensoussan and J. Frehse},
     title = {On {Bellman} equations of ergodic control in ...n.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {125--160},
     publisher = {mathdoc},
     volume = {429},
     year = {1992},
     zbl = {0779.35038},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1992__429_153436/}
}