L. . Langhammer, R. . Sotner, J. . Dvorak, J. . Jerabek, and P. A. . Ushakov, “Novel Reconnection-Less Reconfigurable Filter Design Based on Unknown Nodal Voltages Method and Its Fractional-Order Counterpart”, ELEKTRON ELEKTROTECH, vol. 25, no. 3, pp. 34-38, Jun. 2019.