IVANAUSKAS, F.; RUTKAUSKAS, S. Special Issue dedicated to Professor M. Sapagovas 75th Anniversary NUMERICAL ANALYSIS FOR BOUNDARY VALUE PROBLEMS WITH NONLOCAL CONDITIONS. Guest Editors: Mifodijus Sapagovas, Regimantas Čiupaila, Artūras Štikonas. Preface. Nonlinear Analysis: Modelling and Control, v. 19, n. 3, p. 1–2, 30 Oct.2014.