Chang, S.-T.S.-T.ChangHsu, H.-C.H.-C.HsuHuang, H.-C.H.-C.HuangWang, C.-H.C.-H.WangDu, H.-Y.H.-Y.DuChen, L.-C.L.-C.ChenLee, J.-F.J.-F.LeeChen, K.-H.K.-H.Chen2020-06-182020-06-18201203603199https://scholars.lib.ntu.edu.tw/handle/123456789/503436Preparation of non-precious metal catalysts for PEMFC cathode from pyrolyzed vitamin B12journal article10.1016/j.ijhydene.2012.03.081