ศูนย์พัฒนาพลาสติกไทย พัฒนาคุณภาพของผลิตภัณฑ์พลาสติก

การอนุญาต

ลิขสิทธิ์ (c) 1991 The Journal of Metals, Materials and Minerals (JMMM)

This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Authors who publish in this journal agree to the following terms:

1. Authors retain copyright and grant the journal right of first publication with the work simultaneously licensed under a Creative Commons Attribution License that allows others to share the work with an acknowledgment of the work's authorship and initial publication in this journal.

1. Authors are able to enter into separate, additional contractual arrangements for the non-exclusive distribution of the journal's published version of the work (e.g., post it to an institutional repository or publish it in a book), with an acknowledgment of its initial publication in this journal.