BIB > 195, 2058
BIB > 2139
BIB > 186
BIB > 169, 2054
BIB > 23801
BIB > 2192
BIB > 2393
BIB > 1230, 1236
BIB > 2367
BIB > 5, 10, 24, 30, 75, 107, 502
BIB > 22110
BIB > 1981, 5919