Lawden, D.F..
Introduction to Tensor Calculus, Relativity and Cosmology / - 3rd Ed. / - London : John Wiley & Sons , 1992 - p.205 :
0-471-10096-X
Relativity
CN / K2
Introduction to Tensor Calculus, Relativity and Cosmology / - 3rd Ed. / - London : John Wiley & Sons , 1992 - p.205 :
0-471-10096-X
Relativity
CN / K2