APA

Spitsin V. V., Mikhalchuk A. A., Spitsina (Spitsyna) L. Y., Novoseltseva D. A. & Shabaldina N. V.Clustering of Russian Regions on Indicators of the Product Innovation Efficiency: Case Subsection DL "Manufacture of Electrical and Optical Equipment". : .

Chicago

Spitsin V V, Mikhalchuk A A, Spitsina (Spitsyna) L Yu, Novoseltseva D A and Shabaldina N V.Clustering of Russian Regions on Indicators of the Product Innovation Efficiency: Case Subsection DL "Manufacture of Electrical and Optical Equipment". : .

Harvard

Spitsin V. V., Mikhalchuk A. A., Spitsina (Spitsyna) L. Y., Novoseltseva D. A. and Shabaldina N. V.Clustering of Russian Regions on Indicators of the Product Innovation Efficiency: Case Subsection DL "Manufacture of Electrical and Optical Equipment". : .

MLA

Spitsin V V, Mikhalchuk A A, Spitsina (Spitsyna) L Yu, Novoseltseva D A and Shabaldina N V.: . .