On the equations governing the axisymmetric perturbations of the Kerr black hole

On the equations governing the perturbations of the Schwarzschild black hole

Opening Door to New Physics

Organic and Inorganic Logic and the Foundations of Mathematics

Os Pensadores

Os potenciais escalar e vectorial e os espaços a conexão simples e múltipla

Palco e Campina

Photon Mass, Quasar Redshifts and Other Abnormal Redshifts

Possible local variation of the Hubble constant in van den Bergh's calibration of Sc-type galaxies

Quantum Mechanics, Relativity and Causality