1. Analysis mixed characterization of Kalimantan coal and mangrove wood charcoal character as briquette raw material. Issue 1 (November 2021) Authors: Rahman, R; Azikin, B; Tahir, D; Widodo, S Journal: IOP conference series Issue: Volume 921:Issue 1(2021) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Coal quality characterization in East Kalimantan Province, Indonesia: review from proximate, ultimate and calorific value analyses. Issue 1 (March 2020) Authors: Rahman, R; Widodo, S; Azikin, B; Tahir, D Journal: IOP conference series Issue: Volume 473:Issue 1(2020) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
3. The effect of the addition of mangrove wood charcoal to reduce sulfur content in coal. Issue 1 (October 2020) Authors: Rahman, R; Widodo, S; Azikin, B; Tahir, D Journal: IOP conference series Issue: Volume 575:Issue 1(2020) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗