MATHPOWER TM 12, WESTERN EDITION 3.4.1 10.3 Chapter 10 Analytic Geometry.
THE ROTATION OF THE EARTH ON ITS AXIS. FOUCAULT PENDULUM SHOWS EVIDENCE OF EARTH’S ROTATION ON ITS AXIS.
CDM cusps in LSB galaxies by means of stellar kinematics A.Pizzella, E.M.Corsini, F. Bertola Università di Padova And J. Magorrian, M. Sarzi University.