RT Article T1 Causal Efficacy JF Process studies VO 16 IS 2 SP 126 OP 139 A1 Emmet, Dorothy A1 Masterman, Margaret A1 Braithwaite, Richard A1 Clarke, Chris A1 Sheldrake, Rupert A1 Westphal, Jonathan A2 Masterman, Margaret A2 Braithwaite, Richard A2 Clarke, Chris A2 Sheldrake, Rupert A2 Westphal, Jonathan LA English YR 1987 UL https://ixtheo.de/Record/1823936717 DO 10.2307/44798659