Jumras Limtrakul. 1991. H-bond affinities of some nitrogen heterocycles. Bangkok:Kasetsart University;
Jumras Limtrakul. (1991) H-bond affinities of some nitrogen heterocycles (รายงานผลงานวิจัย). Kasetsart University:Bangkok.
Jumras Limtrakul. H-bond affinities of some nitrogen heterocycles. Bangkok:Kasetsart University, 1991.
Jumras Limtrakul. (1991) H-bond affinities of some nitrogen heterocycles (รายงานผลงานวิจัย). Kasetsart University:Bangkok.