RT Journal Article SR Electronic(1) A1 Russ, Charles V.J. YR 1996 T1 Umlaut in Frisian and the Germanic Languages: Some Thoughts on Its Genesis and Development JF NOWELE. North-Western European Language Evolution VO 28-29 IS 1 SP 501 OP 512 DO https://doi.org/10.1075/nowele.28-29.35rus PB John Benjamins SN 0108-8416, AB , UL https://www.jbe-platform.com/content/journals/10.1075/nowele.28-29.35rus