Zhelyazkova, Donka Dimitrova Comparative Assessment of the Current Parameters of the Road and Railway Network in Bulgaria,
L`Association 1901 Sepike, 2016, pp. 156 - 161, ISSN 2196-9531 (print) ; 2372-7438 (online).
Zhelyazkova, Donka Dimitrova .
Comparative Assessment of the Current Parameters of the Road and Railway Network in Bulgaria.
Frankfurt, DE: L`Association 1901 Sepike, 2016, pp. 156 - 161, ISSN 2196-9531 (print) ; 2372-7438 (online).
Zhelyazkova, Donka Dimitrova (2016)
Comparative Assessment of the Current Parameters of the Road and Railway Network in Bulgaria,
Frankfurt, DE: L`Association 1901 Sepike, pp. 156 - 161, ISSN 2196-9531 (print) ; 2372-7438 (online)
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