A third team led by K. Siderenko was assigned to yet another 85mm gun project .
A third team led by K. Siderenko was developed the S - 18 , to be used in the modified T - 34 turret .
A third team led by K. Siderenko was assigned to yet another 85mm gun project , and developed the S - 18 , to be used in the modified T - 34 turret .