@article{10_4064_ap_64_3_237_251,
     author = {Gabriele Bonanno},
     title = {Positive solutions to nonlinear singular second order boundary value problems},
     journal = {Annales Polonici Mathematici},
     pages = {237--251},
     publisher = {mathdoc},
     volume = {64},
     number = {3},
     year = {1996},
     doi = {10.4064/ap-64-3-237-251},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ap-64-3-237-251/}
}