@article{01647646,
title = {Conjecturally optimal coverings of an equilateral triangle with up to 36 equal circles.},
journal = {Experimental Mathematics},
volume = {9},
year = {2000},
pages = {241-250},
doi = {10.1080/10586458.2000.10504649},
zbl = {0986.52011},
language = {en},
url = {http://dml.mathdoc.fr/item/01647646}
}
Nurmela, Kari J. Conjecturally optimal coverings of an equilateral triangle with up to 36 equal circles.. Experimental Mathematics, Tome 9 (2000) pp. 241-250. doi : 10.1080/10586458.2000.10504649. http://gdmltest.u-ga.fr/item/01647646/