Next Tuesday, May 10th between 5am and 7am the AMS website will be undergoing routine maintenance and may be unavailable during those hours.
ISSN 1088-9485(online) ISSN 0273-0979(print)
On the converse of the transitivity of modularity
Y. K. Wong
Bull. Amer. Math. Soc. 46 (1940), 352-355
Full-text PDF Free Access