00373nam a2200145Ia 4500008004100000082001600041100001900057245002300076260003300099300000800132650003400140650001800174653001700192700001800209170901s1970    xx            000 0 und d  a522.7bK95N  aKrasavtsev, B. 0aNautical Astronomy  aMoscowbMir Publishersc1970  a615  aAstronomy and allied sciences  aPure Sciences  aAstronautics  aKhlyustin, B.