Knut Sydsæter, Peter Hammond, Arne Strøm and Andrés Carvajal.
Kuldip S. Rattan, Professor Emeritus, Electrical Engineering, Wright State University, Nathan W. Klingbeil, Professor, Mechanical Engineering, Wright State University, Craig M. Baudendistel, Lecturer, Director of Engineering Mathematics, Wright State .University.
NIM:D06207028. Bibliografi hlm.69-70.
NIM:D06207026. Bibliografi hlm.81-83.