@article{MASLO_1988_38_2_a7,
     author = {Vr\'abelov\'a, Marta},
     title = {On the conditional expectation in a regular ordered space},
     journal = {Mathematica slovaca},
     pages = {159--166},
     year = {1988},
     volume = {38},
     number = {2},
     mrnumber = {945369},
     zbl = {0641.60008},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/MASLO_1988_38_2_a7/}
}