Dieter Prätzel-Wolters. Feedback morphisms between linear systems: a unified approach to state space systems, transfer functions and system matrices. PhD thesis, University of Bremen, Germany, 1981. [doi]
@phdthesis{dnb-6502, title = {Feedback morphisms between linear systems: a unified approach to state space systems, transfer functions and system matrices}, author = {Dieter Prätzel-Wolters}, year = {1981}, url = {http://d-nb.info/850389445}, researchr = {https://researchr.org/publication/dnb-6502}, cites = {0}, citedby = {0}, school = {University of Bremen, Germany}, }