by J. Wess . Representations of the local current algebra : a constructional approach / by R.V. Mendes and Y. Ne'eman . Chiral symmetry : an approach to the study of the strong interactions / by M. Weinstein . Dual quark models / by K. Dietz . High energy inclusive processes / by Chung-I Tan . Deep inelastic electron-nucleon scattering / by J. Drees . Hyperon-nucleon interaction / by J.J. de Swart, and others . How important are Regge cuts? / by P.D.B. Collins. -- Springer-Verlag, 1971. -- (Springer tracts in modern physics : Ergebnisse der exakten Naturwissenschaften / editor, G. Höhler ; v. 60).