@Article{531476,
     author = "Oleksandr O. Leonov, Tetiana M. Leonova",
     title = "A method of maintaining the competitiveness of vessels on the local freight market during the repair period",
     year =  2016,
     volume =  ,
     number =  124,
     journal =  Ekonomiczne Problemy Usług,
     pages =  s. 17-25,
    }