BIB > 4, 25, 246, 254
BIB > 109
BIB > 2
BIB > 2, 25
BIB > 2, 13, 22, 252
BIB > 1, 2, 22, 42, 509
BIB > 4, 114
BIB > 2, 22, 33
BIB > 119, 163, 215, 219, 222
BIB > 2, 6, 54
BIB > 2, 9, 22, 33, 37, 82, 112, 121, 145, 160 ...
BIB > 2, 22, 126