Yu Jingxian and Zhang Wangping, 1980
From dinoflaj3
Yu Jingxian and Zhang Wangping, 1980: Upper Cretaceous dinoflagellate cysts and acritarchs of western Xinjiang. Chinese Academy of Geological Sciences, Bulletin, Series 1, v.2, no.1, p.93-119, pl.1-6. (In Chinese with English abstract.)