crux

Kline 1998


diffraction

Contini 1986, Contini 1989, Stussi 1994


instant rewriting

Grésillon 1994, Plachta 1997, Italia and Raboni 2010


rewriting

Grésillon 1994, Italia and Raboni (2)


variant

Colwell and Tune 1964, Froger 1968, Bellemin-Noël 1972, Contini 1986, Shillingsburg 1986, Bowman 1990, Grésillon 1994, Stussi 1994, Segre 1995, Shillingsburg 1996, Plachta 1997, Vieillard 2001, Chiesa 2002, Trovato 2014


variant (authorial)

Contini 1986, Stussi 1994, Chiesa 2002, Trovato 2014


variant (dependent)

Grésillon 1994


variant (independent)

Grésillon 1994


variant (indifferent)

Contini 1986, Shillingsburg 1986, Shillingsburg 1996, Chiesa 2002, Malato 2008


variant (open)

Grésillon 1994, Plachta 1997