[1] E. ČECH: Topological space. (2nd edition, Prague, in preparation).
[2] V. A. EFREMOVIČ A. S. ŠVARC:
A new definition of uniform spaces. Methrization of proximity spaces. Doklady AN 89 (1953), 393-396.
MR 0061369
[3] C. H. DOWKER:
Mappings of proximity structures. Gen. Top. and its Rel. to Mod. Anal. and Alg. (1962, Prague) 139-141.
MR 0146792 |
Zbl 0114.14101
[4] W. J. PERVIN:
Quasi-uniformization of topological spaces. Math. Ann. 147 (1962), 316-317.
MR 0140083 |
Zbl 0101.40501
[5] H. HUŠEK:
S-categories. CMUC 5, 1 (1964), 37-46.
MR 0174027