Jumras Limtrakul. 1988. An ab initio study on the interaction of group IA and IIA metal-ion with peptide compound. Bangkok:Kasetsart University;
Jumras Limtrakul. (1988) An ab initio study on the interaction of group IA and IIA metal-ion with peptide compound (รายงานผลงานวิจัย). Kasetsart University:Bangkok.
Jumras Limtrakul. An ab initio study on the interaction of group IA and IIA metal-ion with peptide compound. Bangkok:Kasetsart University, 1988.
Jumras Limtrakul. (1988) An ab initio study on the interaction of group IA and IIA metal-ion with peptide compound (รายงานผลงานวิจัย). Kasetsart University:Bangkok.