RT Journal Article SR Electronic(1) A1 Ma, W. A1 Hou, L. A1 Liu, J.YR 2021 T1 Chemical Structure Evolution of Lacustrine Type-Ii Kerogen Under Semi-Open Pyrolysis as Investigated by 13C Nmr and Ft-Ir JF , VO 2021 IS 1 SP 1 OP 2 DO https://doi.org/10.3997/2214-4609.202134005 PB European Association of Geoscientists & Engineers, SN 2214-4609, AB , UL https://www.earthdoc.org/content/papers/10.3997/2214-4609.202134005