@article{CMJ_2010__60_1_a13,
     author = {Ma, Ruyun and An, Yulian},
     title = {Global structure of positive solutions for superlinear $2m$th-boundary value problems},
     journal = {Czechoslovak Mathematical Journal},
     pages = {161--172},
     publisher = {mathdoc},
     volume = {60},
     number = {1},
     year = {2010},
     mrnumber = {2595080},
     zbl = {1224.34034},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMJ_2010__60_1_a13/}
}