Kurepa, D. (1962)

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Equadiff 5

Vanmaele, M., van Keer, R. (1990)

Equadiff 7

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Ważewski, T. (1963)

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Koplatadze, Roman (1994)

Equadiff 8

Franklin, Stanley P. (1971)

General Topology and Its Relations to Modern Analysis and Algebra

Wendland, Wolfgang L. (1982)

Equadiff 5

Xu, Zhenyuan (1990)

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Archangelskij, A. V. (1972)

General Topology and its Relations to Modern Analysis and Algebra

Conti, R. (1990)

Equadiff 7

Molev, A. I. (1991)

Proceedings of the Winter School "Geometry and Physics"

Smítalová, Kristína (1982)

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Wilhelm, M. (1977)

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Zaremba, D. (1977)

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General Topology and its Relations to Modern Analysis and Algebra

Vincze, Cs. (1999)

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