The AMS website will be down on Saturday December 11th from 8:30 am to approximately 11:30 am for maintenance.
ISSN 1088-9485(online) ISSN 0273-0979(print)
Infinite systems of functions
W. E. Milne
Bull. Amer. Math. Soc. 26 (1920), 294-300
Full-text PDF Free Access