00319nam a2200097Ia 4500008005200000082001600052100004300068245005300111260004800164300000900212200103s    1980       ||||xx |||||||||||||| ||und||  a363.12bKAR  aKarlsen, Jan E. and Kristiansen, Svein 0aCause relationships of collisions and groundings  bDET VERITAS Research Divisionc1980aNorway  a69p.