00331nam a2200133 a 450000500170000008200160001710000180003310000220005110000190007324500330009226000250012530000200015063000270017020251202164209.0  a688.79bFRI  aFridman, A.L.  aRozenshtein, M.M.  aLukashov, V.N.  aDesign and testing of trawls  aDelhibAmerindc1979  axii, 212p, 23cm  aEquipments for fishing