See Marazzi A. (1993), p.223
cirock(nvar, em = .dFvGet()$em, cr = .dFvGet()$cr, iopt = 1)
See the description of nvar as indicated above
See the description of em as indicated above
See the description of cr as indicated above
See the description of iopt as indicated above
Rocke and Downs (1981)
https://www.ubc.ca/search/?q=rocke#gsc.tab=0&gsc.q=rocke&gsc.page=1 - Marazzi A. (1993), Algorithm, Routines, and S functions for Robust Statistics, Wadsworth & Brooks/cole, Pacific Grove, California, p.223