@article{GMJ_1999__6_6_48329,
     author = {Wong, Patricia J.Y. and Agarwal, Ravi P.},
     title = {Multiple solutions of generalized multipoint conjugate boundary value problems.},
     journal = {Georgian mathematical journal},
     pages = {567--590},
     year = {1999},
     volume = {6},
     number = {6},
     zbl = {0931.34012},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/GMJ_1999__6_6_48329/}
}