The action of electromagnetic radiations greatly high frequencies on the health of workman in ship repair yard - PDF (Russian)
Copyright (c) 2009 Zyuzina I.V., Hristoforova N.K.
![Creative Commons License](http://licensebuttons.net/l/by-nc/4.0/88x31.png)
This work is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License.