Ivanov, Svilen Venkov, Zhechev, Vladimir Sashov Perspectives for the Development of Bio Products Market in Bulgaria,
Изд. дом Наука плюс, 2013, с. 69 - 72, 978-5-903063-89-5.
Ivanov, Svilen Venkov, Zhechev, Vladimir Sashov .
Perspectives for the Development of Bio Products Market in Bulgaria.
Махачкала: Изд. дом Наука плюс, 2013, с. 69 - 72, 978-5-903063-89-5.
Ivanov, Svilen Venkov, Zhechev, Vladimir Sashov (2013)
Perspectives for the Development of Bio Products Market in Bulgaria,
Махачкала: Изд. дом Наука плюс, с. 69 - 72, 978-5-903063-89-5
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