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)
The solution of boundary problems of linear differential equations of odd order
W. D. A. Westfall
Bull. Amer. Math. Soc. 15 (1909), 223-225
Full-text PDF Free Access