Published: 2020-04-11

Editorial

Asst. Prof. Dr. Prasong Kessaratikoon

Graceful Labeling in the Context of Duplication of Graph Elements

Siwaporn Saewan, Thanapa Khanwman, Waraporn Dangnapaponkul, Sumita Kaewthong

11-19

Economic Order Quantity Model for Perishable Items under Inspection Error

Wuttichai Srisodaphol, Naruporn Suttijit, Sutthaya Chaiyarat, Rattanakarn Khomson

20-29