@article{EJDE_2002__2002__a152,
     author = {Nowakowski,  Andrzej and Orpel,  Aleksandra},
     title = {Positive solutions for a nonlocal boundary-value problem with vector-valued response},
     journal = {Electronic journal of differential equations},
     year = {2002},
     volume = {2002},
     zbl = {1012.34022},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2002__2002__a152/}
}