@article{Apostol:1951:OMS,
author = {Apostol, T. M. and Zuckerman, Herbert S.},
title = {On magic squares constructed by the uniform step method},
journal = {Proc. Amer. Math. Soc.},
fjournal = {Proceedings of the American Mathematical Society},
volume = {2},
year = {1951},
number = {4},
pages = {557–565},
issn = {0002-9939},
mrclass = {10.0X},
mrnumber = {MR0043813 (13,321m)},
mrreviewer = {D. H. Lehmer},
links = {\URL[Fulltext]{http://links.jstor.org/sici?sici=0002-9939%28195108%292%3A4%3C557%3AOMSCBT%3E2.0.CO%3B2-C}},
zblno = {0043.27205}}