@article{Marcuse1939, author = {Herbert Marcuse}, title = {An Introduction to Hegel's Philosophy}, journal = {Zeitschrift f{\"u}r Sozialforschung, ed. by M. Horkheimer, Reprint M{\"u}nchen (Deutscher Taschenbuch Verlag) 1980, Vol. VIII, pp. 394ff.}, year = {1939}, }