BIB > 44
BIB > 2, 231, 1561, 5038
BIB > 2044
BIB > 1036
BIB > 1387, 3706
BIB > 2123, 22029
BIB > 18, 65
BIB > 2287
BIB > 22, 1742
BIB > 12, 5321, 6753
BIB > 2107
BIB > 1576