@article{10_4064_am_22_4_485_497,
     author = {Tomasz Rychlik},
     title = {A class of unbiased kernel estimates of a probability density function},
     journal = {Applicationes Mathematicae},
     pages = {485--497},
     publisher = {mathdoc},
     volume = {22},
     number = {4},
     year = {1993},
     doi = {10.4064/am-22-4-485-497},
     zbl = {0814.62022},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/am-22-4-485-497/}
}