Mawhin Jean; Przeradzki Bogdan; Szymańska-Dębowska Katarzyna: Second order systems with nonlinear nonlocal boundary conditions. (2018)
Mawhin Jean; Przeradzki Bogdan; Szymańska-Dębowska Katarzyna: Second order systems with nonlinear nonlocal boundary conditions. (2018)
Kossowski Igor; Przeradzki Bogdan: First order systems of odes with nonlinear nonlocal boundary conditions. (2015)