Advanced Implicit-Solution Function of DEQSOL and It's Evaluation. - Chisato Konno; Miyuki Saji; Nobutoshi Sagawa; Yukio Umetani (FJCC, 1986)

The BF (Boundary-Fitted) Coordinate Transformation Technique of DEQSOL (Differential EQuation SOlver Language). - Chisato Konno; Michiru Yamabe; Miyuki Saji; Yukio Umetani (PP, 1987)

Visual PDEQSOL: A Visual and Interactive Environment for Numerical Simulation. - Yukio Umetani; Chisato Konno; Tadashi Ohta (Programming Environments for High-Level Scientific Problem Solving, 1991)