Author:

Kalvacheva,R.K.;Chobanova,A.

Year:

1974

Title:

Biometrics of Veryhachium Minutum Downie, 1958 (Acritarcha) from the Ordovician in the Iskur Gorge, Bulgaria.

Reference:

Kalvacheva,R.K. et al. (1974) Biometrics of Veryhachium Minutum Downie, 1958 (Acritarcha) from the Ordovician in the Iskur Gorge, Bulgaria. Review of Palaeobotany and Palynology Vol. 18 # 1 P. 177- 186

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