The Correspodence between S. M. Kozhevnikov and J. P. Den Hartog as a Source for the Study of Scientific Collaboration between the Mechanicians (to the 110th Anniversary of Sergei Kozhevnikov's birth) / Pryn, M. O., Pryn, O. V., Degtyarev, S. I. (2016)
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web address of the page http://jnas.nbuv.gov.ua/article/UJRN-0001031936
  Sumy Historical and Archival Journal  Б - 2019  /     Issue (2016, № 26)

Pryn M. O., Pryn O. V., Degtyarev S. I.
The Correspodence between S. M. Kozhevnikov and J. P. Den Hartog as a Source for the Study of Scientific Collaboration between the Mechanicians (to the 110th Anniversary of Sergei Kozhevnikov's birth)

Cite:
Pryn, M. O., Pryn, O. V., Degtyarev, S. I. (2016). The Correspodence between S. M. Kozhevnikov and J. P. Den Hartog as a Source for the Study of Scientific Collaboration between the Mechanicians (to the 110th Anniversary of Sergei Kozhevnikov's birth). Sumy Historical and Archival Journal, 26, 24-37. http://jnas.nbuv.gov.ua/article/UJRN-0001031936