@article{ZNSL_1982_114_a15,
     author = {V. I. Rodionov},
     title = {Some recurrence relations in finite topologies},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {174--179},
     publisher = {mathdoc},
     volume = {114},
     year = {1982},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1982_114_a15/}
}