J. Y. Cruz

GPS Constellation Navigation: L-Band Measurements Only

W. A. Feess, V. Nuth, J. Y. Cruz, 2005 .

Simulation of GPS augmentation systems

J. G. Kirk, J. Y. Cruz, R. L. Houghton, 1998, IEEE Oceanic Engineering Society. OCEANS'98. Conference Proceedings (Cat. No.98CH36259).

Spherical harmonic expansions of the Earth's gravitational potential to degree 360 using 30' mean anomalies

J. Y. Cruz, R. Rapp, 1986 .

A test of Newton's inverse square law of gravitation using the 300‐m tower at Erie, Colorado

J. Y. Cruz, C. Speake, P. Keyser, 1991 .

Validation of the Inverse Square Law of Gravitation Using the Tower at Erie, Colorado, U.S.A.

J. Y. Cruz, C. Speake, J. Faller, 1990 .

Disturbance Vector in Space from Surface Gravity Anomalies Using Complementary Models.

J. Y. Cruz, 1985 .