Peni Pujiastuti, Neira Najatus Sakinah, Yuliana Mahdiyah Da'at Arina, Melok Aris Wahyukundari, Depi Praharani, & Desi Sandra Sari. (2023). The potential of toothpaste containing Robusta coffee bean extract in reducing gingival inflammation and dental plaque formation. Universitas Airlangga.

Peni Pujiastuti, Neira Najatus Sakinah, Yuliana Mahdiyah Da'at Arina, Melok Aris Wahyukundari, Depi Praharani, juo Desi Sandra Sari. The Potential of Toothpaste Containing Robusta Coffee Bean Extract in Reducing Gingival Inflammation and Dental Plaque Formation. Universitas Airlangga, 2023.

Peni Pujiastuti, et al. The Potential of Toothpaste Containing Robusta Coffee Bean Extract in Reducing Gingival Inflammation and Dental Plaque Formation. Universitas Airlangga, 2023.