Nencheva, V. Influence of the shale gas worldwide and its economical impact as a source of energy. Sofia: 2021 368-375,.
Nencheva, V. Influence of the shale gas worldwide and its economical impact as a source of energy. Sofia: 2021 368-375,.
Nencheva, V. (2021) Influence of the shale gas worldwide and its economical impact as a source of energy, Sofia: 368-375,.
Nencheva, V. (2021). Influence of the shale gas worldwide and its economical impact as a source of energy. Industrial Growth Conference 2020 : Conference Proceedings Book, II-IV Oct. MMXX, Hotel Sol Nessebar Palace (с. 368-375). Sofia:.
Nencheva V. Influence of the shale gas worldwide and its economical impact as a source of energy. Sofia: 2021. p. 368-375.