Molecular orbital study of 8-azaxanthine derivatives and crystal structure of 1,3-dimethyl-8-azaxanthine monohydrate

1. Sánchez, M.P.
2. Romero, M.A.
3. Salas, J.M.
4. Cárdenas, D.J.
5. Molina, J.
6. Quirós, M.