1. Weitere Studien uber das Warmegleichgewicht unter Gas molekulen (Further Studies on Thermal Equilibrium Between Gas Molecules)http://www.eoht.info/page/Further+Studies+on+the+Thermal+Equilibrium+of+Gas+Molecules
2. On the Relation of a General Mechanical Theorem to the Second Law of Thermodynamics;Boltzmann,1966
3. Elementary Principles in Statistical Mechanics—Developed with Especial Reference to the Rational Foundation of Thermodynamics (C. Scribner’s Sons, New York, NY, USA, 1902; Yale University Press: New Haven, CT, USA, 1948);Gibbs,1981
4. The Collected Works of J.Willard Gibbs (Vol. 1: Thermodynamics);Gibbs,1948
5. Thermodynamik Quantenmechanischer Gesamtheiten;Von Neumann;Nachrichten von der Gesellschaft der Wissenschaften zu Gottingen,1927