Sacks, Paul Techniques of functional analysis for differential and integral equations/ Paul Sacks - London, England : Elsevier Incorporated, [2017]. - ax, 310 pages; illustrations, 23 cm. Includes bibliographical references (pages 305-306) and index. ISBN: 9780128114261 Subjects--Topical Terms: LC Class. No.: QA 320 Sa1 / 2017