TY JOUR TI Use of random fuzzy variables method for estimating measurement uncertainty: a case study KW random fuzzy variables KW multimeter KW standard KW random variables KW uncertainty estimation KW Monte Carlo method JO Vestnik of Astrakhan State Technical University. Series: Management, computer science and informatics AU Sharonov, P.. AU L’vov, A.. AU Kochegarova, D.. PY 2026 IS 2026 PB Astrakhan State Technical University