Root Galaxy S4 on Lollipop (Android 5.0.1) without Tripping KNOX (GT-I9505)
Come ottenere i permessi di root su Galaxy S4, la guida completa
How to Root Your Samsung Galaxy S4 (GT-I9500) « Samsung :: Gadget Hacks
Permessi di Root su Galaxy S4 con Android 4.4.2 KitKat [GUIDA]
How to root Samsung Galaxy S4 GT-i9505 Lollipop 5.0.1 (I9505XXUHPK2 (this part is very important because I can't find correct files for this firmware and older ones result in bunch of minor