1727 - PULSARS LIGHTHOUSES NAÏVE MODEL - M.Cattani
1728 - Comments on Ligo -Virgo Gravitational Waves Observations - M.Cattani
1729 - Negative, Complex Numbers and Gentileons - M.Cattani
1730 - Exact Solution of the Einstein Field Equations for a Spherical Shell of Fluid Matter - Jorge L. deLyra, Rodrigo de A. Orselli, C. E. I. Carneiro
1731 - Complete Solution of the Einstein Field Equations for a Spherical Distribution of Polytropic Matter - Jorge L. deLyra, C. E. I. Carneiro
1732 - Pulsars Lighthouses Simple Model - M.Cattani
1733 - Zero-Point Energy, Quantum Vacuum and Quantum Field Theory for Beginners - M.Cattani
1734 - Tesla Radiation and Dipole Antenna - M.Cattani, C.H.Furukawa, F.D.Saad
1735 - Pulsars Lighthouses Naïve Model - M.Cattani
1736 - Universe Expansion and Quantum Vacuum - M.Cattani