TY JOUR TI DIGITALIZATION OF DIAGRAMS FOR DETERMINING COEFFICIENTS OF WATER RESIDUAL RESISTANCE TO SHIP’S MOVEMENT KW residual resistance KW digitization KW diagram KW source data KW results processing KW water resistance KW ship propulsion JO Vestnik of Astrakhan State Technical University. Series: Marine engineering and technologies AU Abolyanin, K.. AU Shurygin, V.. AU Salamekh, A.. PY 2019 IS PB Astrakhan State Technical University