Robert D. Rosebrugh, Derick Wood. Image Theorems for Simple Matrix Languages and n-Parallel Languages. Theory Comput. Syst., 8(2):150-155, 1975.
@article{RosebrughW75, title = {Image Theorems for Simple Matrix Languages and n-Parallel Languages}, author = {Robert D. Rosebrugh and Derick Wood}, year = {1975}, researchr = {https://researchr.org/publication/RosebrughW75}, cites = {0}, citedby = {0}, journal = {Theory Comput. Syst.}, volume = {8}, number = {2}, pages = {150-155}, }