Kazimierczak, Marek <br/><br/>
The Impact of Modern Ultramarathons on Shaping the Social Identity of Runners. The Case Study of Karkonosze Winter Ultramarathon.  [electronic resource] 

 -  International journal of environmental research and public health  12 2019 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>1660-4601 
<br/><br/><label>Standard No.: </label>10.3390/ijerph17010116  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>Female<br/>Humans<br/>Male<br/>Middle Aged<br/>Motivation<br/>Poland<br/>Running--psychology<br/>Seasons<br/>Social Identification<br/>Surveys and Questionnaires