Obradovic Slobodan I,Tuba Milan,Popoviciu Nicolae (2010) A Mathematical Model and Implementation of the Test System for Measurement of the Gyro Stabilization Error, PROCEEDINGS OF THE 9TH WSEAS INTERNATIONAL CONFERENCE ON ARTIFICIAL INTELLIGENCE, KNOWLEDGE ENGINEERING AND DATA BASES, vol. , br. , str. 185-190 (Proceedings Paper) 

Popoviciu Nicolae,Tuba Milan (2009) The Solution of Second Mixed Problem for Vibrating Finite String with Nonzero Conditions in both Heads by Using the Green Function Method, PROCEEDINGS OF THE AMERICAN CONFERENCE ON APPLIED MATHEMATICS - RECENT ADVANCES IN APPLIED MATHEMATICS, vol. , br. , str. 217-221 (Proceedings Paper)