Biogas as a renewable energy fuel – A review of biogas upgrading, utilisation and storage

by Ullah Khan, I., Hafiz Dzarfan Othman, M., Hashim, H., Matsuura, T., Ismail, A. F., Rezaei-DashtArzhandi, M., Wan Azelee, I.
Published 2017

Status and improvement of dual-layer hollow fiber membranes via co-extrusion process for gas separation: A review

by Ullah Khan, I., Othman, M.H.D., Ismail, A.F., Matsuura, T., Hashim, H., Nordin, N.A.H.M., Rahman, M.A., Jaafar, J., Jilani, A.
Published 2018