Newman, M. H. A. (1951). Elements of the topology of plane sets of points (2nd ed.). Cambridge: Cambridge University Press.
Παραπομπή Chicago StyleNewman, M. H. A. Elements of the Topology of Plane Sets of Points. 2nd ed. Cambridge: Cambridge University Press, 1951.
Παραπομπή MLANewman, M. H. A. Elements of the Topology of Plane Sets of Points. 2nd ed. Cambridge: Cambridge University Press, 1951.
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