@article{MAN_1985__273_164079,
     author = {John Erik Fornaess and Klaus Diederich},
     title = {Smoothing {q-Convex} {Functions} in the {Singular} {Case.}},
     journal = {Mathematische Annalen},
     pages = {665--672},
     publisher = {mathdoc},
     volume = {273},
     year = {1985},
     zbl = {0586.32023},
     url = {http://geodesic.mathdoc.fr/item/MAN_1985__273_164079/}
}