Open Mathematics
Open Mathematics > 2003 > 1 > 3 > 332-359
Open Mathematics > 2003 > 1 > 4 > 457-476
Open Mathematics > 2004 > 2 > 1 > 123-142
Open Mathematics > 2004 > 2 > 1 > 19-49
Open Mathematics > 2003 > 1 > 3 > 332-359
Open Mathematics > 2003 > 1 > 4 > 457-476
Open Mathematics > 2004 > 2 > 1 > 123-142
Open Mathematics > 2004 > 2 > 1 > 19-49