The previous page is sending you to http://radioluz.pwr.edu.pl/2015/06/15/%C2%A4%C2%B8%C2%B8-%E2%80%A2%C2%AF%E2%80%A2%C2%B8%C2%B8-%E2%80%A2-%D0%B2%CF%85%D0%B2%D0%B2%E2%84%93%D1%94g%CF%85%D0%BC-%D0%B2%CE%B1%D1%95%D1%95/.

 If you do not want to visit that page, you can return to the previous page.