@article{Grytczuk:2009,
author
=
"A.Grytczuk and A.Grelak",
title
=
"On the equation $a\sp{x}+b\sp{y}=c\sp{z}$",
journal
=
"Annales Societatis Mathematicae Polonae : Commentationes Mathematicae",
volume
=
"Vol. 24",
pages
=
"269--275",
year
=
"1984",
}