, 2005a, The formal theory of everything: Exploration of Husserl's theory of manifolds, in A. Tymieniecka (ed.), Logos of phenomenology and phenomenology of the logos I, Dordrecht, Springer, pp. 119-135.
, 2005b, The meaning of life: A topological approach, in A. Tymieniecka (ed.), Phenomenology of life, Dordrecht, Kluwer, pp. 217-234.
, 2002, The logical form of biological objects, in A. Tymieniecka (ed.), The creative matrix of the origins, Dordrecht, Kluwer, pp. 13-28.
, 1999a, What is analytical phenomenology?, in A. Tymieniecka (ed.), Life scientific philosophy, phenomenology of life and the sciences of life, Dordrecht, Kluwer, pp. 493-500.