Literature cited
B. N. Tartakovskii et al., Open Working of Sloping Bed Deposits [in Russian], Naukova Dumka, Kiev (1970), p. 19.
I. N. Berezhnoi et al., Mining Coal by Open Cast Methods [in Russian], TsNIEIUOgol' Nos. 9–10 (1970), p. 15.
N. G. Dombrovskii, Excavators [in Russian], Mashinostroenie, Moscow (1969), p. 130.
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Translated from Ogneupory, No. 2, pp. 26–30, February, 1973.
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Berezhnoi, I.N., Berezhnoi, Y.I., Kurkov, P.M. et al. Industrial testing of production parameters of the ÉRN-630 7/0.5 excavator. Refractories 14, 95–98 (1973). https://doi.org/10.1007/BF01295603
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DOI: https://doi.org/10.1007/BF01295603