FerdbanOebele Vries, Haye Bijlstra, Gert Jan Slagter, Fryske Akademy · First published 2021Open the Tome
Directions for Old Frisian PhilologyRolf H. Bremmer Jr, Stephen Laker, Oebele Vries · First published 2014Open the Tome
Aspects of Old Frisian PhilologyRolf H. Bremmer Jr., Geart van der Meer, Oebele Vries · First published 1990Open the Tome