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- Martens, Hinrich R
Martens, Hinrich R (Nombre personal)
Machine generated authority record.
Work cat.: (CoBo-ECI)4310: Martens, Hinrich R., Introduction to systems theory/ , 1969.
Machine generated authority record.
Work cat.: (CoBo-ECI)4310: Martens, Hinrich R., Introduction to systems theory/ , 1969.