Polish league organizer runs 18 clubs; season runs July to May. double round robin format, occasionally splits into championship and relegation groups. The owners include the 18 top-tier clubs along with the PZPN. Sponsorship branding e.g., PKO Ekstraklasa.
Ekstraklasa SA – polska spółka akcyjna utworzona w wyniku umowy, podpisanej 14 czerwca 2005 w Warszawie przez przedstawicieli Polskiego Związku Piłki Nożnej (PZ...
www.wikiwand.comEkstraklasa, officially known as PKO Bank Polski Ekstraklasa due to its sponsorship by PKO Bank Polski, is a professional association football league in Poland ...
www.wikiwand.comPKO Ekstraklasa - sprawdź aktualne informacje, newsy, plotki transferowe, zapowiedzi spotkań, tabele, wyniki z ligi polskiej Goal.pl
www.goal.plThe foundation and history of Polish football league and an overview of the league system. Stats for clubs with most league titles plus player records.
www.footballhistory.org