{"id":"000999730","type":"book","title":"Towards the definition of the biocultural system","publisher":"Service de Préhistoire, Université de Liège","publisher-place":"Liège","pages":"203-216","container-title":"Nature et culture. Actes du Colloque International de Liège, 13-17 décembre 1993","author":[{"family":"Piontek","given":"Janusz"}],"issued":{"raw":"1995"}}