Prof. Dr. Djatmika Djatmika
https://scholar.google.com/citations?user=mwykUQgAAAAJ&hl=en
Universitas Sebelas Maret, Indonesia
Prof. Dr. Djatmika Djatmika
https://scholar.google.com/citations?user=mwykUQgAAAAJ&hl=en
Universitas Sebelas Maret, Indonesia