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Haake, M. THE MEANING OF EXISTENCE AND ART IN THE PAINTING ’PIETA’ BY TADEUSZ BORUTA (Sens Egzystencji I Sztuki W Swietle Obrazu Pieta Tadeusza Boruty): The Meaning of Existence and Art in the Painting Pietà by Tadeusz Boruta. setde 2011, 80-94.