TY  - JOUR 
T1  - Hydrogen bonds between pyrazine and HX linear acids (X = F, NC, CN and CCH): a theoretical study
JO  - Journal of the Brazilian Chemical Society
A1  - Silva, João Bosco P. da
A1  - Silva Junior, Mário R.
A1  - Ramos, Mozart N.
SN  - 0103-5053
UL  - 10.1590/S0103-50532005000500025
VL  - 16 
Y1  - 2005
PB  - Brasil 
ER  -