Excellent article re this subject produced by Douglas ,originanally for the 'nine',more 'recently' updated in Tri jet,flight crew newsletter.november 94
Covers all aspects of Rev thrust application,cause and effect,on slippery runway ops..aerodynamic.propulsive,inertial,and external forces acting on the aircraft...
Stuff(info)that 's not in the AFM anymore...
Worth reviewing once in a while...
Cheers...