TY - GEN T1 - Vernetiden for andsverk etter norsk rett [Duration of copyright in Norwegian law] / AU - Lassen Birger, Stuevold, VL - 1980 No 2 pages 123-131 ID - 11378 KW - Copyright. KW - COPYRIGHT : TERM OF COPYRIGHT, EXTENSION, RENEWAL OR LAPSE. TI - Vernetiden for andsverk etter norsk rett [Duration of copyright in Norwegian law] / ER -