@article{Borowiecki:2018,
author
=
"M.Borowiecki and E.Drgas-Burchardt and E.Sidorowicz",
title
=
"P-apex graphs",
journal
=
"Discussiones Mathematicae - Graph Theory",
volume
=
"Vol. 38",
number
=
"iss. 2",
pages
=
"323--349",
year
=
"2018",
}