Stoyanov, S. . “TO THE NOTES ON THE KEY ELEMENTS OF THE SUPPLY CHAIN AND THE SPHERES OF LOGISTIC SOLUTIONS FOR THEIR MANAGEMENT: TO THE NOTES ON THE KEY ELEMENTS OF THE SUPPLY CHAIN AND THE SPHERES OF LOGISTIC SOLUTIONS FOR THEIR MANAGEMENT”. JOURNAL SCIENTIFIC AND APPLIED RESEARCH, vol. 19, no. 1, Mar. 2023, pp. 25-32, doi:10.46687/jsar.v19i1.290.