Article Kelley, Donald R.; (1984)
The science of anthropology: An essay on the very old Marx (/isis/citation/CBB000027883/)

Article Shaw, William H.; (1984)
Marx and Morgan (/isis/citation/CBB000007284/)

Article Paul Eling; Stanley Finger; (2020)
Gall’s German Enemies (/isis/citation/CBB509621042/)

Book Mischer, Sibille; (1997)
Der verschlungene Zug der Seele: Natur, Organismus und Entwicklung bei Schelling, Steffens und Oken (/isis/citation/CBB000078445/)

Article Richter, Linda; (2019)
The Meteorology and Medicine of the Romantic Era in Context: Henrik Steffens’ Ideas on Medical Meteorology (1811) and Its Reception by the Prussian State (/isis/citation/CBB683986668/)

Essay Review Hamm, E. P.; (2000)
Shipwrecked Romanticism? Henrich Steffens and the Career of Naturphilosophie (/isis/citation/CBB000110340/)

Article Martin Schneider; (2021)
Friedrich Engels - Revolution und Naturphilosophie (Friedrich Engels - Revolution and Natural Philosophy) (/isis/citation/CBB208158806/)

Chapter Teo, Thomas; (2001)
Karl Marx and Wilhelm Dilthey on the Socio-Historical Conceptualization of the Mind (/isis/citation/CBB000102780/)

Article Salem, Jean; (1995)
Marx et l'atomisme ancien: La dissertation de 1841 (/isis/citation/CBB000077577/)

Article Weyl, Nathaniel; (1977)
Notes on Karl Marx's racial philosophy of politics and history (/isis/citation/CBB000009133/)

Article Paucke, Horst; (1985)
Marx, Engels, und die Ökologie (/isis/citation/CBB000017446/)

Book Dussel, Enrique D.; Moseley, Fred; (2001)
Towards an Unknown Marx: A Commentary of the Manuscripts of 1861--63 (/isis/citation/CBB000101946/)

Article Gehrke, Christian; Kurz, Heinz D.; (1995)
Karl Marx on physiocracy (/isis/citation/CBB000045675/)

Chapter Krader, Lawrence; (1979)
The ethnological notebooks of Karl Marx: A commentary (/isis/citation/CBB000009070/)

Article Kennedy, Hubert C.; (1982)
Marx, Peano, and differentials (/isis/citation/CBB000017528/)

Article Majumdar, Sisir K.; (2010)
Marx and Darwin Connection in London (/isis/citation/CBB001024269/)

Thesis Phillips, Richard A.; (1981)
The social and economic philosophies of Marx and Veblen: A comparative analysis (/isis/citation/CBB001564140/)

Article Diederich, Werner; (1989)
The development of Marx's economic theory (/isis/citation/CBB000036439/)

Article Little, Daniel; (1987)
Dialectics and science in Marx's Capital (/isis/citation/CBB000034046/)

Article Echeverría, Rafael; (1980)
The later Marx and Hegel: A study on the development of the Marxian concept of science (/isis/citation/CBB000007853/)