TY JOUR TI SYNTHESIS OF SPATIAL FIVE- AND SIX-LINK MECHANISMS WITH ROTATIONAL PAIRS BY THE MOVEMENT OF THE OUTPUT LINK KW spatial mechanisms KW rotational pairs KW synthesis KW objective function KW movement of the output link JO Vestnik of Kazan State Agrarian University AU Mudrov, A.P. AU Habibullin, F.F. AU Pikmullin, G.V. AU Gurgenidze, Z.. PY 2022 IS 17 PB Kazan state agrarian University