@article{MZ_1984__186_173446,
     author = {Biagio Ricceri},
     title = {Lifting {Theorems} for {Real} {Functions.}},
     journal = {Mathematische Zeitschrift},
     pages = {299--308},
     publisher = {mathdoc},
     volume = {186},
     year = {1984},
     zbl = {0523.54011},
     url = {http://geodesic.mathdoc.fr/item/MZ_1984__186_173446/}
}