Preparation Of An Investment Project In The "Working Project" Phase And Exercising Author'S Supervision During The Implementation Of The Construction And Installation Works For The Site: "Implementation Of Measures To Increase Energy Efficiency In The Central Building Of The Physical Institutes, Owned By The Bas, Located In The City Of Sofia, Tsarigradsko Shose Blvd. No. 72, Science Complex Of The Bas - Viii Km.