with Bernet, R. (eds) , 1987, Phenomenology of temporality: time and language, Duquesne University Press, Pittsburgh.
, 1975a, Comments on "context and reflexivity", in T. Engelhardt & S. Spicker (eds.), Evaluation and explanation in the biomedical sciences, Dordrecht, Springer, pp. 175-180.
, 1975b, Comments on "the lived-body as catalytic agent", in T. Engelhardt & S. Spicker (eds.), Evaluation and explanation in the biomedical sciences, Dordrecht, Springer, pp. 205-208.
, 1972a, 'Remarks on the idea of authentic thinking in the Logical investigations', Research in Phenomenology 1, 17-32.