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Matematika i ėkonomika
Petrakov, N. - In: Socialističeskij trud 13 (1968) 10, pp. 148-151
Persistent link: https://www.econbiz.de/10002631703
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Primenenie metodov korreljacii Kizučeniju urovnja pribyli v promyšlennosti
Petrakov, N. - In: Vestnik statistiki / Central'noe Statističeskoe … (1963) 9, pp. 21-29
Persistent link: https://www.econbiz.de/10002633265
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Ėkonomiko-matematičeskie issledovanija zatrat i rezyl'tatov
Petrakov, Nikolaj Jakovlevič (contributor) - 1976
Persistent link: https://www.econbiz.de/10000678705
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Rentabelʹnostʹ i cena
Petrakov, Nikolaj Jakovlevič - 1964
Persistent link: https://www.econbiz.de/10001392177
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Ėkonomičeskaja ocenka novoj techniki v uslovijach chozjajstvennoj reformy
Gofman, K.; Petrakov, N. - In: Voprosy ėkonomiki : ordena trudovogo krasnogo znameni … (1967) 5, pp. 32-43
Persistent link: https://www.econbiz.de/10002483614
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Nekotorye aspekty diskussii ob ėkonomičeskich metodach chozjajstvovanija
Petrakov, Nikolaj Jakovlevič - 1966
Persistent link: https://www.econbiz.de/10002322516