@article{AL_1998_37_6_a1,
     author = {A. N. Degtev and D. I. Ivanov},
     title = {Weakly combinatorial selector sets},
     journal = {Algebra i logika},
     pages = {627--636},
     year = {1998},
     volume = {37},
     number = {6},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_1998_37_6_a1/}
}