1. Associate Professor, Dept. of Construction Management and Real Estate, Vilnius Gediminas Technical Univ., Sauletekio al. 11, Vilnius 10223, Lithuania.
2. Law Assessor, Hochschule für Technik, Wirtschaft und Kultur Leipzig, Univ. of Applied Sciences, Karl-Liebknecht-Str. 132, Leipzig 04277, Germany (corresponding author). ORCID: .
3. Professor, Hochschule für Technik, Wirtschaft und Kultur Leipzig, Univ. of Applied Sciences, Karl-Liebknecht-Str. 132, Leipzig 04277, Germany. ORCID:
4. Associate Professor, Dept. of Law, Vilnius Gediminas Technical Univ., Sauletekio al. 11, Vilnius 10223, Lithuania.
5. Professor, Dept. of Construction Management and Real Estate, Vilnius Gediminas Technical Univ., Sauletekio al. 11, Vilnius 10223, Lithuania. ORCID: