BIB > 4, 1216
BIB > 2296
BIB > 12441, 22013
BIB > 1314, 1623
BIB > 13, 27
BIB > 1298, 2011
BIB > 0, 121, 136, 281, 1748, 2079
BIB > 2231
BIB > 32, 2077, 2264
BIB > 1, 2, 3, 5, 24, 6730
BIB > 1577
BIB > 178, 1207, 1626