Não informado. (1951). Czechoslovak Mathematical Journal. Czechoslovak Akademy of Sciences.
Chicagoスタイル(17版)引用形式Não informado. Czechoslovak Mathematical Journal. Praha: Czechoslovak Akademy of Sciences, 1951.
MLA(8版)引用形式Não informado. Czechoslovak Mathematical Journal. Czechoslovak Akademy of Sciences, 1951.
警告: この引用は必ずしも正確ではありません.