(1) Shin'ichi OISHI:''Two Topics in Nonlinear System Analysis through Fixed Point Theorems'',
IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Vol.E77-A No.7 pp.1144-1153
(1994/07)

(2) Shin'ichi OISHI:''Fast verification of solutions of matrix equations'',Numerische Mathematik,Volume 90, Number 4 (2002/2)

(3) TAKESHI OGITA, SIEGFRIED M. RUMP, and Shin'ichi OISHI:''Accurate sum and dot product'',
SIAM Journal Scientific Computing'',Vol. 26, No. 6, pp. 1955-1988 (2005)