SPIRIDENOK, L., V. ERSHOV, and E. MIKHAILENKO. “SCIENTIFIC-METHODICAL APPROACHES TO THE DEVELOPMENT OF A STANDARD FOR THE OVERHAUL OF LINEAR PART OF OIL PIPELINES AND OIL PRODUCT PIPELINES”. Vestnik of Polotsk State University. Part F. Constructions. Applied Sciences, no. 8, July 2019, pp. 112-5, https://journals.psu.by/constructions/article/view/302.