Ayu Dita Juliadiningtyas and Delianis Pringgenies and Heriyanto and Katarina Purnomo Salim and Ocky Karna Radjasa and Yuzo Shioi and Leenawaty Limantara and Tatas Hardo Panintingjati Brotosudarmo* (2018) 12.1. Tatas - ARTIKEL: preliminary investigation. Philippine Journal of Science, 147 (1). pp. 91-98. ISSN 0031-7683

Ayu Dita Juliadiningtyas and Delianis Pringgenies and Heriyanto and Katarina Purnomo Salim and Ocky Karna Radjasa and Yuzo Shioi and Leenawaty Limantara and Tatas Hardo Panintingjati Brotosudarmo (2018) 32.1. Tatas - ARTIKEL: Preliminary Investigation. Philippine Journal of Science, 147 (1). pp. 91-98. ISSN 0031-7683

Ayu Dita Juliadiningtyas and Delianis Pringgenies and Heriyanto and Katarina Purnomo Salim and Ocky Karna Radjasa and Yuzo Shioi and Leenawaty Limantara and Tatas Hardo Panintingjati Brotosudarmo (2018) 5.1. Heriyanto - ARTIKEL: Preliminary Investigation. Philippine Journal of Science, 147 (1). pp. 93-100. ISSN 0031-7683

Heriyanto and Ayu Dita Juliadiningtyas and Yuzo Shioi and Leenawaty Limantara and Tatas Hardo Panintingjati Brotosudarmo* (2017) 10.1. Tatas - ARTIKEL: analysis of pigment. Philippine Journal of Science, 146 (3). 323 -330. ISSN 0031-7683

Heriyanto and Ayu Dita Juliadiningtyas and Yuzo Shioi and Leenawaty Limantara and Tatas Hardo Panintingjati Brotosudarmo (2017) 3.1. Heriyanto - ARTIKEL: Analysis of Pigment. Philippine Journal of Science, 146 (3). 323 -330. ISSN 0031-7683

Heriyanto and Ayu Dita Juliadiningtyas and Yuzo Shioi and Leenawaty Limantara and Tatas Hardo Panintingjati Brotosudarmo (2017) 5.1. Tatas - ARTIKEL: Analysis of Pigment... Philippine Journal of Science, 146 (3). 323 -330. ISSN 0031-7683