@article{EJDE_2015__2015__a92,
     author = {Szyma\'nska-Debowska,  Katarzyna},
     title = {K-dimensional nonlocal boundary-value problems at resonance},
     journal = {Electronic journal of differential equations},
     year = {2015},
     volume = {2015},
     zbl = {1321.34033},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2015__2015__a92/}
}