| Issue Date | Title | Author(s) |
| 2020-09-15 | Microwave pyrolysis for valorisation of horse manure biowaste | Mong, GR; Chong, CT; Ng, JH; Chong, WWF; Lam, SS; Ong, HC; Ani, FN |
| 2020-08-28 | Physicochemical and tribological properties of microalgae oil as biolubricant for hydrogen-powered engine | Cheah, MY; Ong, HC; Zulkifli, NWM; Masjuki, HH; Salleh, A |
| 2020-10-01 | Utilisation of biomass wastes based activated carbon supported heterogeneous acid catalyst for biodiesel production | Tang, ZE; Lim, S; Pang, YL; Shuit, SH; Ong, HC |
| 2021-09-10 | Oxidative torrefaction performance of microalga Nannochloropsis Oceanica towards an upgraded microalgal solid biofuel. | Zhang, C; Ho, S-H; Chen, W-H; Wang, R; Show, P-L; Ong, HC |
| 2020-06-01 | Application of the bin weather data for building energy analysis in the tropics | Yau, YH; Wong, CM; Ong, HC; Chin, WM |
| 2014-01 | Cost-benefit analysis and emission reduction of energy efficient lighting at the Universiti Tenaga Nasional. | Ganandran, GSB; Mahlia, TMI; Ong, HC; Rismanchi, B; Chong, WT |
| 2019-10-01 | Catalytic thermochemical conversion of biomass for biofuel production: A comprehensive review | Ong, HC; Chen, WH; Farooq, A; Gan, YY; Lee, KT; Ashokkumar, V |
| 2021-12-01 | Development of empirical correlations for density and viscosity estimation of ternary biodiesel blends | Mujtaba, MA; Kalam, MA; Masjuki, HH; Razzaq, L; Khan, HM; Soudagar, MEM; Gul, M; Ahmed, W; Raju, VD; Kumar, R; Ong, HC |
| 2019-06-01 | Sustainability of direct biodiesel synthesis from microalgae biomass: A critical review | Goh, BHH; Ong, HC; Cheah, MY; Chen, WH; Yu, KL; Mahlia, TMI |
| 2020-02-01 | Patent landscape review on biodiesel production: Technology updates | Mahlia, TMI; Syazmi, ZAHS; Mofijur, M; Abas, AEP; Bilad, MR; Ong, HC; Silitonga, AS |
