Projective object (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Projective object" in English language version.

refsWebsite

Global rank English rank

5^th place

5^th place

2,656^th place

5,310^th place

451^st place

277^th place

ams.org

mathscinet.ams.org

Semadeni (1963) Semadeni, Z. (1963), "Projectivity, injectivity and duality", Rozprawy Mat., 35, MR 0154832

icm.edu.pl

pldml.icm.edu.pl

Semadeni (1963) Semadeni, Z. (1963), "Projectivity, injectivity and duality", Rozprawy Mat., 35, MR 0154832

worldcat.org

search.worldcat.org

Mac Lane (1978, p. 118) Mac Lane, Saunders (1978), Categories for the Working Mathematician (Second ed.), New York, NY: Springer New York, p. 114, ISBN 1441931236, OCLC 851741862