Interview with Marina Logvinenko (Bulgaria region) for the company “New Agro 2021”, Burgas, Bulgaria, 08.2022.
The first results of the implementation of IC technology in Karnobat were obtained in 2022.
Interview with Dr. Boris Surinov «Water Conference 2017», Part 1
dr. rer. nat. Serge Kernbach – Electromagnetic and Weak Emissions (EM & WE) presentation from International scientific round table – Sofia, Bulgaria