@article{article98c08403, title = {An ab initio study of the electronic and vibrational properties of pyrazine...HX...XH...pyrazine...HX hydrogen-bonded complexes(X=F, NC, Cl, CN and CCH)}, author = {Silva, João Bosco P. da and Silva Júnior, Mário R. and Ramos, Mozart N. and Galembeck, Sérgio Emanuel}, year = {2005}, journal = {Journal of Molecular Structure} }