@article{10_14736_kyb_2017_2_0198,
     author = {Ferger, Dietmar and Venz, John},
     title = {Density estimation via best $L^2$-approximation on classes of step functions},
     journal = {Kybernetika},
     pages = {198--219},
     publisher = {mathdoc},
     volume = {53},
     number = {2},
     year = {2017},
     doi = {10.14736/kyb-2017-2-0198},
     mrnumber = {3661348},
     zbl = {06770164},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.14736/kyb-2017-2-0198/}
}