Volkova, 1988
From dinoflaj3
Volkova, N.A., 1988: Novye vidy akritarkh iz Nizhnego Tremdoka Estonii. In: Chlonova, A.F., Palynology in the USSR; Papers of the Soviet Palynologists to the VII International Palynological Congress, Brisbane, Australia, 1988, p.79-82, pl.21.