Fixed Point Theory in Weak Second-Order Arithmetic. - Naoki Shioji; Kazuyuki Tanaka (Ann. Pure Appl. Log., 1990)

Nonlocal problems at critical growth in contractible domains. - Sunra Mosconi; Naoki Shioji; Marco Squassina (Asymptot. Anal., 2015)

Simple Proofs of the Uniform Convexity of Lp and the Riesz Representation Theorem for Lp. - Naoki Shioji (Am. Math. Mon., 2018)