G. J. Whitrow


, 1972, Reflections on the history of the concept of time, in J. T. Fraser, F. C. Haber & G. H. Müller (eds.), The study of time, Dordrecht, Springer, pp. 1-11.

, 1968a, Time and mathematics, in L. Gabriel (ed.), Kolloquien, Freiburg-Basel-Wien, Herder, pp. 641-645.