@base . a ; "1689-9024" ; . a ; "2545-0115" ; . a ; ; "20210207004600.0"^^ ; ; . a , ; "Yearbook of Antitrust and Regulatory Studies (Online)" . a ; . "Poland" . . a . a , , ; , , ; "Yearbook of Antitrust and Regulatory Studies." ; ; ; ; "2545-0115" ; ; ; "2545-0115" ; ; "2545-0115" ; "Yearbook of Antitrust and Regulatory Studies." , "Yearbook of Antitrust and Regulatory Studies (Online)" ; ; "http://www.yars.wz.uw.edu.pl" .