Books on Amazon
Forces / Ontology / Armstrong: forces would be non-categorical universals along with categorical and particulars - too complex ontology - ((s) "non-categorical" because of the bearer?) - Armstrong: also you still need relations - also a relation between force and its actualization - ArmstrongVs forces
Force / ArmstrongVsForce/Armstrong: Forces point "behind themselves".
AR II = Disp
D. M. Armstrong
Dispositions, Tim Crane, London New York 1996
What is a Law of Nature? Cambridge 1983