“Pemeriksaan Rendemen, Kadar Sari Larut Air, dan Kadar Sari Larut Etanol dari Ekstrak Batang Brotowali”, JKPharm j. kesehat. farm., vol. 3, no. 2, pp. 118–123, Dec. 2021, doi: 10.36086/jkpharm.v3i2.1086.