@article{paperid:1054716,
author = {Mojgan Afkhami and Zahra Barati and Khashyarmanesh, Kazem},
title = {When the line graphs of the unit, unitary and total graphs are planar and outerplanar},
journal = {Beitrage zur Algebra und Geometrie},
year = {2015},
volume = {56},
number = {2},
month = {March},
issn = {0138-4821},
pages = {479--490},
			numpages = {11},
keywords = {Unit graph; Unitary graph; Total graph; Line graph;  Planar graph},
}