CONTENTS1. Introduction........................................................................................................................................................................... 52. Countably bi-quotient maps and their two generalizations......................................................................................... 93. Relatively pseudocompact and lightly compact subsets............................................................................................ 124. A'-spaces.............................................................................................................................................................................. 135. Internal characterizations and implications for A-spaces and A'-spaces................................................................ 156. Characterizations of the mapping properties in Diagram 1.2 and of one other mapping property.................... 207. Proofs for Diagram 1.2 and Corollary 1.4....................................................................................................................... 248. Proofs for Diagram 1.3....................................................................................................................................................... 259. Operations which preserve various kinds of A-spaces and A'-spaces.................................................................... 2610. A modification of single A-spaces................................................................................................................................. 2911. Examples........................................................................................................................................................................... 32References............................................................................................................................................................................... 43
@book{bwmeta1.element.zamlynska-6e696e5f-9c17-4235-8a34-6044c6f5a2b7, author = {E. Michael and R. C. Olson and F. Siwiec}, title = {A-spaces and countably bi-quotient maps}, series = {GDML\_Books}, publisher = {Instytut Matematyczny Polskiej Akademi Nauk}, address = {Warszawa}, year = {1976}, zbl = {0338.54006}, language = {en}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.zamlynska-6e696e5f-9c17-4235-8a34-6044c6f5a2b7} }
E. Michael; R. C. Olson; F. Siwiec. A-spaces and countably bi-quotient maps. GDML_Books (1976), http://gdmltest.u-ga.fr/item/bwmeta1.element.zamlynska-6e696e5f-9c17-4235-8a34-6044c6f5a2b7/