, 2003, 'Part-whole physicalism and mental causation', Synthese 136 (3), 359-388.
, 1990, 'Preemption, direct causation, and identity', Synthese 85 (1), 55-70.
, 1988, 'Causal asymmetry and causal relata: reply to Lee', Synthese 76 (3), 371-375.
, 1987a, 'Causal relata', Synthese 73 (2), 319-328.