Szymon Gogulski i Jacek Zwara autorami artykułu „ Sole acquisition of author’s economic copyrights does not grant monopoly on use of work” dla International…
[:pl]Jacek Zwara[:en]Jacek Zwara[:]
Szymon Gogulski i Jacek Zwara autorami artykułu „Authors’ right to prohibit performance of songs by former band singer and writer…