Beckers, J.
Invariace under conformal coordinate and point transformations / J. Beckers and S. Sinzinkayo . - Amsterdam : Elsevier Science Publishers, 1984 . - 372-383 p. ; 24 cm.
Don
530.01
Invariace under conformal coordinate and point transformations / J. Beckers and S. Sinzinkayo . - Amsterdam : Elsevier Science Publishers, 1984 . - 372-383 p. ; 24 cm.
Don
530.01