Stancliffe and Sarjeant, 1996
From dinoflaj3
Stancliffe, R.P.W. and Sarjeant, W.A.S., 1996: The acritarch genus Dorsennidium Wicander 1974, emend. Sarjeant and Stancliffe 1994: a reassessment of its constituent species. Micropaleontology, v.42, no.2, p.151-166.