BIB > 2109
BIB > 2280
BIB > 1548, 1641
BIB > 4455
BIB > 21, 300, 2034, 8043
BIB > 2024
BIB > 2430
BIB > 2271
BIB > 2352
BIB > 2, 5, 22, 23, 215, 22891
BIB > 2172, 2204
BIB > 7, 10, 100, 120, 148, 1161, 1687, 15651