BIB > 2, 17, 240
BIB > 2, 22
BIB > 2
BIB > 14, 20, 109, 120, 132
BIB > 2, 119, 141
BIB > 2, 22, 29, 57, 128
BIB > 51
BIB > 2, 45
BIB > 126
BIB > 12, 159, 2001, 122001
BIB > 2, 20, 22, 142, 210, 213
BIB > 3, 4, 163