@article{GMJ_1997__4_2_47691,
     author = {Ha\v{s}\v{c}\'ak, A.},
     title = {Test for disconjugacy of a differential inclusion of neutral type.},
     journal = {Georgian mathematical journal},
     pages = {101--108},
     year = {1997},
     volume = {4},
     number = {2},
     zbl = {0870.34020},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/GMJ_1997__4_2_47691/}
}