Search for: [Subject and Keywords = Matematyka \-\- czasopisma. \[KABA\]] OR [Subject and Keywords = Matematyka \-\- zastosowania naukowe \-\- czasopisma. \[KABA\]] OR [Subject and Keywords = Matematyka \-\- czasopisma. \[KABA\]] OR [Subject and Keywords = Matematyka \-\- zastosowania naukowe \-\- czasopisma. \[KABA\]] OR [Title = Full\-Information best choice problems with imperfect observation and a random number of observations] OR [Title = Full\-Information best choice problems with imperfect observation and a random number of observations] OR [Creator = Porosiński, Zdzisław] OR [Creator = Porosiński, Zdzisław]