Whyburn, G. T. (1965). DIRECTED FAMILIES OF SETS AND CLOSEDNESS OF FUNCTIONS.
Styl ChicagoWhyburn, G. T. DIRECTED FAMILIES OF SETS AND CLOSEDNESS OF FUNCTIONS. 1965.
Citace podle MLAWhyburn, G. T. DIRECTED FAMILIES OF SETS AND CLOSEDNESS OF FUNCTIONS. 1965.
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