WANG Shi-Jun, TIAN Bao-Lin and CHEN Gui-Ren. Anatomically-preserved Lepidodendralean Plants from Permian Coal Balls of China: Sigillariopsis Scott[J]. J Integr Plant Biol, 2002, 44(1): 104-112.
WANG Shi-Jun, TIAN Bao-Lin and CHEN Gui-Ren. Anatomically-preserved Lepidodendralean Plants from Permian Coal Balls of China: Sigillariopsis Scott[J]. J Integr Plant Biol, 2002, 44(1): 104-112.