It is a subject in a big controversy - Most books and articles are in non-English European languages , here are some in English
A.Alfoldi, Early Rom and the Latins (Ann Arbor 1965)
R.A.Bauman, The Abdication of Collatinus, Acta Classica 9 (1966) 129-141
L.Bonfante Warren, Roman triumphs and Etruscan kings: the changing face of the triupmh, JRS 70 (1980) 49-66
T.J.Cornell, The Beginning of Rome. Italy and Rome from the Bronze Age to the Punic Wars (c.1000-264 B.C.). L.-N.Y., 1995
T.N.Gantz, The Tarquin Dynasty, Historia 24 (1975) 539-554
E.Gjerstad, Discussions Conarning Early Rome, Historia 16 (1967) 257-278
R. R. Holloway, The Archaeology of Early Rome and Latium, Londres-New York 1994
R.M.Ogilvie, Early Rome and the Etruscans, Hassocks 1976
There is more , try C.H.A Vol 7/2 1989
thank ya!
now, to see what my library has.