@misc{indiciaead1ee782c397, title = {Comments on "controllability, observability and structural identifiability of multi input and multi output biological compartmental systems".}, author = {R M Zazworsky and H K Knudsen}, year = {1977}, doi = {10.1109/tbme.1977.326193}, url = {https://pubmed.ncbi.nlm.nih.gov/892851/}, note = {Source identifier: 892851} }