^"Sakamoto, Reiko", Catalog, German National Library, retrieved 2021-09-21
^Hyperbolic Boundary Value Problems, Preface, pp. vii–viii, via Google Books, retrieved 2021-09-21
^Amann, Herbert; Giga, Yoshikazu; Okamoto, Hisashi; Kozono, Hideo; Yamazaki, Masaso (2016), "The Work of Yoshihiro Shibata", in Amann, Herbert; Giga, Yoshikazu; Kozono, Hideo; Okamoto, Hisashi; Yamazaki, Masao (eds.), Recent Developments of Mathematical Fluid Mechanics, Advances in Mathematical Fluid Mechanics, Springer Basel, pp. 1–12, doi:10.1007/978-3-0348-0939-9_1
^Sakamoto, Reiko (1970), "Mixed problems for hyperbolic equations, I: Energy inequalities", Journal of Mathematics of Kyoto University, 10 (2): 349–373, doi:10.1215/kjm/1250523767. Sakamoto, Reiko (1970), "Mixed problems for hyperbolic equations, II: Existence theorems with zero initial datas and energy inequalities with initial datas", Journal of Mathematics of Kyoto University, 10 (3): 403–417, doi:10.1215/kjm/1250523726. Translated into Russian in Matematika, 16 (1): 62–80 and 81–99, 1972. Reviews: S. Cinquini, MR0283400 (in Italian); K. Graf Finck von Finckenstein, Zbl0203.10001, Zbl0206.40101.
^Sakamoto, Reiko (1978), Hyperbolic Boundary Value Problems, Tokyo: Iwanami Shoten, MR0601778. Translated into English with corrections by Katsumi Miyahara, Cambridge University Press, 1982.
Reviews: Hideo Soga (1982), MR0601778; G. F. D. Duff (1983), Bulletin of the American Mathematical Society, doi:10.1090/S0273-0979-1983-15218-7; Leonard Sarason (1984), SIAM Review, JSTOR2031005; M. Tusji, Zbl0494.35001.