Agnieszka Görlich, Andrzej Zak. On Packable Digraphs. SIAM J. Discrete Math., 24(2):552-557, 2010. [doi]
@article{GorlichZ10,
title = {On Packable Digraphs},
author = {Agnieszka Görlich and Andrzej Zak},
year = {2010},
doi = {10.1137/090748056},
url = {http://dx.doi.org/10.1137/090748056},
researchr = {https://researchr.org/publication/GorlichZ10},
cites = {0},
citedby = {0},
journal = {SIAM J. Discrete Math.},
volume = {24},
number = {2},
pages = {552-557},
}