@article{Drgas-Burchardt:2009,
author
=
"E.Drgas-Burchardt",
title
=
"On uniqueness of a general factorization of graph properties",
journal
=
"Journal of Graph Theory",
volume
=
"Vol. 62",
number
=
"no 1",
pages
=
"48--64",
year
=
"2009",
}