Helmina Br. Sembiring is an author at Universitas Sumatera Utara specializing in chemistry, engineering, and environmental engineering.
Top concepts
ChemistryEngineeringLanguageBioenergyCatalysisFood SafetyMicrobiologyBiotechnologyReaction TimeFood Chemistry
Publications per year
2017–2022
3
3
Rows per page
1–3 of 3