RT Article T1 Factor analysis versus multi-dimensional scaling: Binary choice roll-call voting and the US Supreme Court JF Social networks VO 24 IS 3 SP 201 OP 229 A1 Brazill, Timothy J. A2 Grofman, Bernard 1944- LA English YR 2002 UL https://krimdok.uni-tuebingen.de/Record/1912553856 DO 10.1016/S0378-8733(02)00004-7