(COVID-19) vaccine ChAdOx1 nCoV-19". EU Clinical Trials Register (Registry). EuropeanUnion. 21 April 2020. EudraCT 2020-001228-32. Diarsipkan dari versi asli tanggal
a union of four countries: England, Scotland, Wales and Northern Ireland. ^ "Travelling Europe — United Kingdom". European Youth Portal. European Commission
Oxford Univ. Press. ISBN 978-0-19-504284-9. ^ "Moon Facts". SMART-1. European Space Agency. 2010. Diakses tanggal 12 May 2010. ^ "Gazetteer of Planetary
Brumby, Victor (1 May 2014). "May 1 MALAYSIA UPDATE and NOTES ON SUFFIXES". European Registration Plate Association (Europlate) blog. Diarsipkan dari versi