Controller of Controllers Architecture for Management of Heterogeneous Industrial Networks. - Ansah Frimpong; Santiago Soler Perez Olaya; Dennis Krummacker; Christoph Fischer; Alexander Winkel; René Guillaume; Lukasz Wisniewski; Marco Ehrlich; Waseem Mandarawi; Henning Trsek; Hermann de Meer; Martin Wollschlaeger; et al. (WFCS, 2020)