Airborne sound insulation of new composite wall structures

by Ivanova Yonka, Partalin Todor, Lakov Luben, Jivov Bojidar
Published 2018-01-01

Preparation of sol-gel SiO2 coatings on steel and their corrosion resistance

by Stambolova Irina, Yordanov Stancho, Lakov Lyuben, Vassilev Sasho, Blaskov Vladimir, Jivov Bojidar
Published 2018-01-01