Number of the records: 1
Povetkin, Sergey Nikolaevich
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$a Povetkin, Sergey Nikolaevich 670 $a Investigation of the yield of biologically active substances during the ultrasound and electro-discharge extraction of medicinal herbs of the foothills of the North Caucasus $b North Caucasus Federal University, Russia 980 $x K
Number of the records: 1