Direct product (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Direct product" in English language version.

refsWebsite

Global rank English rank

513^th place

537^th place

1yp.to

low place

8,415^th place

3,153^rd place

2,332^nd place

uwaterloo.ca

thoralf.uwaterloo.ca

Stanley N. Burris and H.P. Sankappanavar, 1981. A Course in Universal Algebra. Springer-Verlag. ISBN 3-540-90578-2. Here: Def. 7.8, p. 53 (p. 67 in PDF)

wolfram.com

mathworld.wolfram.com

Weisstein, Eric W. "Direct Product". mathworld.wolfram.com. Retrieved 2018-02-10.
Weisstein, Eric W. "Group Direct Product". mathworld.wolfram.com. Retrieved 2018-02-10.

yp.to

cr.yp.to

"Equivalence and Order" (PDF).