Seebold, E.

• Us Wurk Vol. 59 No. 3-4 (2010) - Reviews and commentaries
  Bo Sjölin, Etymologisches Handwörterbuch des Festlandsnordfriesischen
  Abstract  PDF
• Us Wurk Vol. 54 No. 3-4 (2005) - Reviews and commentaries
  Old Frisian Etymological Dictionary, by Dirk Boutkan† and Sjoerd Michiel Siebinga
  Abstract  PDF