Akerkar, Rajendra. Nonlinear functional analysis [Book] / Rajendra Akerkar. - New Delhi : Narosa Publishing House, c1999. - x, 157 p. ; 22 cm. All. ISBN: 8173192308 (pbk) Nat. Bib. No.: GB99-63699 Subjects--Topical Terms: Nonlinear functional analysis.Functional analysis. Dewey Class. No.: 515.7