APA (7th ed.) Citation

Ayuni, Y., Hafifuddin, A., Zahedi, Z., & Fachrur, R. Influence of activators on spent coffee grounds as biosorbent for chromium. Association of the Chemical Engineers of Serbia.

Chicago Style (17th ed.) Citation

Ayuni, Yustira, Arif Hafifuddin, Zahedi Zahedi, and Razi Fachrur. Influence of Activators on Spent Coffee Grounds as Biosorbent for Chromium. Association of the Chemical Engineers of Serbia.

MLA (9th ed.) Citation

Ayuni, Yustira, et al. Influence of Activators on Spent Coffee Grounds as Biosorbent for Chromium. Association of the Chemical Engineers of Serbia.

Warning: These citations may not always be 100% accurate.