@Book{1179557190,
author="Fjerdingstad, E.",
title="subfossil algal flora of the lake B{\o}lling S{\o} and its limnological interpretation",
series="Biologiske skrifter 7,6",
year="1954",
publisher="Munksgaard",
address="K{\o}benhavn",
note="by E. Fjerdingstad",
note="Literaturverz. S. [33] - 35",
language="English"
}