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Authors
Ren, Mingxia
Zhao, Li
Ding, Xuecheng
Krasteva, Natalia
Rui, Qi
Wang, Dayong https://orcid.org/0000-0003-4656-7427
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Funding
Funding for this research was provided by:
Bilateral Projects 2016 China-Bulgaria (15-4)
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Article History
Received: 4 July 2017
Accepted: 21 May 2018
First Online: 22 June 2018
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