TY JOUR TI Biotechnological potential of fish scales of the Astrakhan region KW fish KW fish scales KW secondary fish resources KW processing KW nutritional value KW food systems KW protein KW minerals JO Vestnik of Astrakhan State Technical University. Series: Fishing industry AU Yakubova, O.. AU Kushbanova, A.. PY 2024 IS 2024 PB Astrakhan State Technical University