Elena Barcucci, Andrea Frosini, Simone Rinaldi. On directed-convex polyominoes in a rectangle. Discrete Mathematics, 298(1-3):62-78, 2005. [doi]
@article{BarcucciFR05:0,
title = {On directed-convex polyominoes in a rectangle},
author = {Elena Barcucci and Andrea Frosini and Simone Rinaldi},
year = {2005},
doi = {10.1016/j.disc.2005.01.006},
url = {http://dx.doi.org/10.1016/j.disc.2005.01.006},
researchr = {https://researchr.org/publication/BarcucciFR05%3A0},
cites = {0},
citedby = {0},
journal = {Discrete Mathematics},
volume = {298},
number = {1-3},
pages = {62-78},
}