@base . a ; . , ; "Belgian journal of operations research, statistics and computer science." ; ; ; ; ; "Belgian journal of operations research, statistics and computer science" , "Belgian journal of operations research, statistics and computer science." ; . . a . a ; "0770-0512" ; . "Belgium" . a ; "20240126101844.099011"^^ ; ; . a , ; "Belgian journal of operations research, statistics and computer science" .