Any results or concise introduction about nonassociative algebra that even does not satisify Power associativity?



Any results or concise introduction about nonassociative algebra that even does not satisify Power associativity?
K.Zhevlakov, A.Slin'ko, I.Shestakov, A.Shirshov, Rings that are nearly associative. Academic Press, 1982 (Chapt.1)


P.Cohn, Universal algebra, Harper and Row, 1965 (Chapt.7, Sec.5 "Linear algebras")


