@article{Lukierski:2009,
author
=
"J.Lukierski and A.Nowicki",
title
=
"Nonlinear and quantum origin of doubly infinite family of modified addition laws for fourmomenta",
journal
=
"Czechoslovak Journal of Physics",
volume
=
"Vol. 52",
number
=
"no 11",
pages
=
"1261--1268",
year
=
"2002",
}