APA (7th ed.) Citation

Vestfrid, I. A., & Вестфрид, А. (1994). On the universal ultrametric space. Institute of Mathematics, NAS of Ukraine.

Chicago Style (17th ed.) Citation

Vestfrid, I. A., and А Вестфрид. On the Universal Ultrametric Space. Institute of Mathematics, NAS of Ukraine, 1994.

MLA (8th ed.) Citation

Vestfrid, I. A., and А Вестфрид. On the Universal Ultrametric Space. Institute of Mathematics, NAS of Ukraine, 1994.

Warning: These citations may not always be 100% accurate.