BIB > 123, 413, 812, 1900, 3751, 5074, 6900
BIB > 2087
BIB > 20561
BIB > 53, 5045, 5277, 5684
BIB > 1, 58
BIB > 6, 2313, 2314, 21981, 67312
BIB > 53
BIB > 2018, 2071
BIB > 2044
BIB > 2322, 22074, 22078
BIB > 205, 68431
BIB > 6, 5083, 6441