Technical solutions and technological schemes for the engineering protection of the water and energy supply of small recreational facilities on the Black sea coast of the Krasnodar region = Tehnička rješenja i tehnološke sheme struktura za očuvanje opskrbe vode i energije u malim prostorima za rekreaciju na obali Crnog mora u Krasnodarskom kraju - Kasharin, Denis Vladimirovich (Array, 2018)