BIB > 2138, 2350
BIB > 2, 21, 215
BIB > 67097
BIB > 2076
BIB > 5095, 5261, 5779
BIB > 4, 1993
BIB > 300, 1560
BIB > 300, 2217
BIB > 2340
BIB > 2024, 23861
BIB > 28, 502, 587, 5652, 690218
BIB > 24411