On diagonalization of matrices in an arbitrary field
V. D. Shmatkov

References
1.	Gantmakher F. R., Teoriya matrits, Nauka, M., 1967
2.	Lankaster P., Teoriya matrits, Nauka, M., 1970
3.	Khorn R., Dzhonson Ch., Matrichnyi analiz, Mir, M., 1989