Метр: версисем пӗр-пӗринчен уйрӑлса тӑни

 

== Истори ==

<ref name="brief_history">{{cite web|url=http://www.bipm.org/en/si/history-si/|title=Brief history of the SI|publisher=[[Международное бюро мер и весов|International Bureau of Weights and Measures]]|lang=en|accessdate=2010-07-12}}</ref>.