By Israel Gohberg, Moshe Livšic and Ilya Piatetski-Shapiro; the credited names are I. Gohberg, M. S. Livšic and I. Piatetski-Shapiro. Integral Equations and Operator Theory, volume 9, pp. ii–7, January 1986. The years 1912–1982 in the title are David Milman’s life years.
Tel Aviv University hosts this copy; the journal is the publication venue. Main inspected the first journal page and running headers; the publisher independently confirms the title, credits, pagination and issue date.
Cited historical passage: printed p. 4, the 1940 publication with M. G. Krein, citing the original paper as reference 3. This hosted excerpt contains a cover and printed pp. 1–7, but no full reference list. This memoir is used for publication history; its stated theorem hypotheses are not treated as the most general modern formulation.