Ultrasonic Methods for Measurement Hardness of the Metals Autori: Stefan Milčev, Rajčo Ilarionov Izdanje: Naučna konferencija Uniteh 2010 Oblast: Computer Systems
Device for Measurement of Land Under Crop Autori: Rajčo Ilarionov, Radoslav Rajčev, Borislav Petrov Izdanje: Naučna konferencija Uniteh 2010 Oblast: Computer Systems