Phenological studies of marine algae along the Norwegian coast I. Ascophyllum nodosum (L.) le Jol., II. Fucus vesiculosus L. - Printz, Henrik 1888-1978 (Aschehoug, 1959)
Enth.: I. Ascophyllum nodosum (L.) le Jol. II. Fucus vesiculosus L.