TY JOUR TI Analysis of the impact of business process digitalization on the competitiveness of small businesses in the sectoral economy KW digitalization KW small business KW competitiveness KW business processes KW process approach KW digital transformation KW industry economics JO Vestnik of Astrakhan State Technical University. Series: Economics AU Mandych, I.. AU Voronov, D.. AU Stepanov, R.. AU Bukhantseva, S.. AU Tikhomirova, A.. PY 2026 IS 2026 PB Astrakhan State Technical University