Czechoslovak Mathematical Journal
Czechoslovak Mathematical Journal > 2008 > 58 > 4 > 1039-1043
Czechoslovak Mathematical Journal > 2008 > 58 > 4 > 1195-1206
Czechoslovak Mathematical Journal > 2008 > 58 > 4 > 865-885
Czechoslovak Mathematical Journal > 2008 > 58 > 4 > 1107-1127
Czechoslovak Mathematical Journal > 2008 > 58 > 4 > 1101-1106
Czechoslovak Mathematical Journal > 2008 > 58 > 4 > 1207-1219