Primary standards of length.

Publisher: Edp Sciences

E-ISSN: 0368-3842|3|7|252-260

ISSN: 0368-3842

Source: Journal de Physique et le Radium, Vol.3, Iss.7, 1922-07, pp. : 252-260

Disclaimer: Any content in publications that violate the sovereignty, the constitution or regulations of the PRC is not accepted or approved by CNPIEC.

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