El Fin de la Filosofía de la Historia // [The End of Philosophy of History] Quintín Racionero Simón Royo 2005 2 substantive philosophy of history fields of research marxism/historical materialism/socialism natural history/ history and biology posthistoire/end of history schools/paradigms
History and Nature Peter Lawler In: "Perspectives on Political Science". Vol 25. Pp 133. 1996 2 substantive philosophy of history idealism natural history/ history and biology posthistoire/end of history