Types of leisure organization and creation of optimal regime of physical activity normalyzed psychophysical condition of a student during a period of big mental stress - PDF (俄文)
版权所有 © Semenova M.A., Prusakova V.A., Bondarchuk S.M., 2013
![Creative Commons License](http://licensebuttons.net/l/by-nc-nd/4.0/88x31.png)
此作品已接受知识共享署名-非商业性使用-禁止演绎 4.0国际许可协议的许可。