1. Analog of the Runge-Kutta method for solving non-linear integral equations of the Volterra type;Bel'tyukov;Diffl. Uravnen.,1965
2. Numerical method of integrating integral and integrodifferential equations of the Volterra type of the second kind. Runge-Kutta formulae;Pouzet,1960
3. Existence and uniqueness of solutions of integrodifferential equations;Zhenkhen;Dokl. Akad. Nauk SSSR,1952