TY JOUR TI VARIATION OF MORPHOLOGICAL CHARACTERISTICS OF RUTILUS FRISII KUTUM (KAMENSKY, 1901) IN THE CASPIAN SEA KW Caspian Sea KW kutum KW variability KW population KW cluster analysis JO Vestnik of Astrakhan State Technical University. Series: Fishing industry AU Guseynov, A.. AU Kurbanov, Z.. AU Ustarbekov, A.. PY 2014 IS 2014 PB Astrakhan State Technical University