@article{DBLP:journals/jcisd/RandicBW81,
author = {Milan Randic and
Gregory M. Brissey and
Charles L. Wilkins},
title = {Computer perception of topological symmetry via canonical
numbering of atoms},
journal = {Journal of Chemical Information and Computer Sciences},
volume = {21},
number = {1},
year = {1981},
pages = {52-59},
ee = {http://pubs.acs.org/cgi-bin/archive.cgi/jcisd8/1981/21/i01/f-pdf/f_ci00029a011.pdf},
bibsource = {DBLP, http://dblp.uni-trier.de}
}