Open Mathematics
Open Mathematics > 2009 > 7 > 1 > 84-123
Open Mathematics > 2009 > 7 > 1 > 66-72
Open Mathematics > 2009 > 7 > 1 > 140-144
Open Mathematics > 2009 > 7 > 1 > 54-58
Open Mathematics > 2009 > 7 > 1 > 61-65
Open Mathematics > 2009 > 7 > 1 > 73-83
Open Mathematics > 2009 > 7 > 1 > 59-60
Open Mathematics > 2009 > 7 > 1 > 163-164
Open Mathematics > 2009 > 7 > 1 > 124-139
Open Mathematics > 2009 > 7 > 1 > 46-53
Open Mathematics > 2009 > 7 > 1 > 1-45
Open Mathematics > 2009 > 7 > 1 > 145-162