@article{10_4064_am_23_3_279_284,
     author = {Roman R\'o\.za\'nski},
     title = {On a strongly consistent estimator of the squared {L_2-norm} of a function},
     journal = {Applicationes Mathematicae},
     pages = {279--284},
     publisher = {mathdoc},
     volume = {23},
     number = {3},
     year = {1996},
     doi = {10.4064/am-23-3-279-284},
     zbl = {0836.62073},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/am-23-3-279-284/}
}