Dyads and Dialectics - Note No. 13
Bohdan Dziemidok, "Roman Ingarden's Theory of Value of the Work of Art in Light of Marxist Aesthetics", Dialectics and Humanism, 2:2 (1975), 123-132; Rudolf Lüthe, "Objectivism or Decisionism? A Critical Interpretation of Ingarden's Value Theory from an Ingardian Point of View", Journal of the British Society for Phenomenology 9:2 (May 1978) 82-92.