On June 7th 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)
A differential geometry problem using tensor analysis
Atherton H. Sprague
Bull. Amer. Math. Soc. 48 (1942), 747-751
Full-text PDF Free Access