1
Published: 1908
Superior document: Trudy V. G. Vasilʹevskago 1 (1908)
2
Published: 1915
Superior document: Trudy V. G. Vasilʹevskago 3
3
Superior document: Russian reprint series 69
4
Published: 1909
Superior document: Trudy V. G. Vasilʹevskago 2(1909)