@article{Kranz:2017,
author
=
"R.Kranz and A.Rzepka",
title
=
"On the approximation of integrable functions by some special matrix means of Fourier series",
journal
=
"Demonstratio Mathematica",
volume
=
"Vol. 50",
pages
=
"351--359",
year
=
"2017",
}