@article{MET_1980__27_186214,
     author = {W. Grossmann},
     title = {Statistical {Density} {Estimation.} {A} {Survey}   -  {Wertz,} {W.}},
     journal = {Metrika},
     pages = {216--216},
     publisher = {mathdoc},
     volume = {27},
     year = {1980},
     url = {http://geodesic.mathdoc.fr/item/MET_1980__27_186214/}
}