Andrews, Molly 1998. Criticism/ Self-Criticism in East Germany: Contradictions Between Theory and Practice. Critical Sociology, Vol. 24, Issue. 1-2, p. 130.

Browning, Gary K. 1999. Hegel and the History of Political Philosophy. p. 75.

2002. Marx After Marxism. p. 211.

Wood, Allen W. 2003. The World's Great Philosophers. p. 203.

Roberts, Richard H. 2004. ?Nature?, Post/Modernity and the Migration of the Sublime. Ecotheology, Vol. 9, Issue. 3, p. 315.

2007. The End of Work. p. 233.

Blanc, Paul Le 2009. The International Encyclopedia of Revolution and Protest. p. 1.

Nyre, Lars 2009. Normative Media Research. Nordicom Review, Vol. 30, Issue. 2, p. 3.

Browning, Gary 2014. The Encyclopedia of Political Thought. p. 2279.

Davies, Wayne K.D. 2015. Theme Cities: Solutions for Urban Problems. Vol. 112, Issue. , p. 63.

Marenbon, John Kellner, Douglas Parry, Richard D. Schufreider, Gregory McInerny, Ralph Nye, Andrea Dancy, R. M. Bourke, Vernon J. Long, A. A. Harris, James F. Oberdan, Thomas MacDonald, Paul S. Fóti, Véronique M. Rosen, F. Dye, James Gunter, Pete A. Y. Downing, Lisa J. Mander, W. J. Simons, Peter Friedman, Maurice Solomon, Robert C. Love, Nigel Pickering, Mary Reck, Andrew Evnine, Simon J. Vasiliou, Iakovos Coker, John C. Dicker, Georges Gouinlock, James Welty, Paul J. Oliveri, Gianluigi Zupko, Jack Rockmore, Tom Martin, Wayne M. McWhorter, Ladelle Glock, Hans‐Johann Warnke, Georgia Haldane, John Ullian, Joseph S. Rieber, Steven Ingram, David Fotion, Nick Rainbolt, George Sheehan, Thomas Massey, Gerald J. Massey, Barbara D. Cooper, David E. Gauthier, David Humber, James M. Mohanty, J. N. Dearmey, Michael H. Schrag, Oswald O. Meerbote, Ralf Stack, George J. Burgess, John P. Hoyningen‐Huene, Paul Jolley, Nicholas Peperzak, Adriaan T. Lowe, E. J. Richardson, William D. Mulhall, Stephen Cesarz, Gary L. Canfield, John V. Radner, Daisie Wood, Allen W. Silverman, Hugh J. Scarre, Geoffrey Stroll, Avrum Schacht, Richard Shand, John Levi, Anthony Almeder, Robert Reeve, C. D. C. Gerson, Lloyd P. Notturno, Mark A. Winblad, Douglas G. Gibson, Roger F. Pogge, Thomas W. Rowe, William L. Madison, G. B. Nielsen, Kai Wokler, Robert Helm, Bert P. Hylton, Peter Lyons, William Schroeder, William R. Norman, Judith Beversluis, John Lloyd, Genevieve Verene, Donald Phillip Ford, Lewis S. Hacker, P. M. S. and Bell, Linda A. 2017. A Companion to the Philosophers. p. 109.

Hindess, Barry 2017. A Companion to Contemporary Political Philosophy. p. 383.

Faccarello, Gilbert and Kurz, Heinz D. 2018. ‘Marx at 200’: introductory remarks. The European Journal of the History of Economic Thought, Vol. 25, Issue. 5, p. 665.

Farjoun, Moshe 2019. Strategy and dialectics: Rejuvenating a long-standing relationship. Strategic Organization, Vol. 17, Issue. 1, p. 133.

Kangal, Kaan 2020. Friedrich Engels and the Dialectics of Nature. p. 9.

Gupta, Nikhil Kumar 2022. Out of bounds: Coerced invisibility and alternate sexualities. Sexuality, Gender & Policy, Vol. 5, Issue. 1, p. 58.

Chandra, Ramesh 2024. Reflections on the Future of Capitalism. p. 29.