BIB > 1034, 1127, 1231, 2309
BIB > 187, 300
BIB > 2087
BIB > 7, 1533, 6752
BIB > 1133, 1627, 22048
BIB > 2433
BIB > 2251
BIB > 300, 2210
BIB > 17, 812, 1698, 1915, 69001900
BIB > 22053
BIB > 2, 22211
BIB > 7