ASIMOV, Eric. Royal Wedding Wine May be Bubbly and English. The New York Times. 2011-04-22. Dostupné online [cit. 2019-09-25]. ISSN0362-4331. (anglicky)
ASIMOV, Eric. Royal Wedding Wine May be Bubbly and English. The New York Times. 2011-04-22. Dostupné online [cit. 2019-09-25]. ISSN0362-4331. (anglicky)