@article{bwmeta1.element.bwnjournal-article-smv21i1p3bwm,
author = {L. Hsu},
title = {Approximation of non-bounded continuous functions by certain sequences of linear positive operators or polynomials},
journal = {Studia Mathematica},
volume = {21},
year = {1961},
pages = {37-43},
zbl = {0102.05003},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-smv21i1p3bwm}
}
Hsu, L. Approximation of non-bounded continuous functions by certain sequences of linear positive operators or polynomials. Studia Mathematica, Tome 21 (1961) pp. 37-43. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-smv21i1p3bwm/