Collect. Czech. Chem. Commun.
1978, 43, 1375-1392
https://doi.org/10.1135/cccc19781375
Kekulé index for valence bond structures of conjugated systems containing cyclobutadiene
Ante Graovac, Ivan Gutman, Milan Randić and Nenad Trinajstić
Collect. Czech. Chem. Commun.
1978, 43, 1375-1392
https://doi.org/10.1135/cccc19781375