important sites

http://www.songteksten.nl/

http://www.allmusic.com/song/paint-it-black-mt0010717040

https://www.youtube.com/

https://www.citelighter.com/music/overall/knowledgecards/history-of-pop-music

http://www.last.fm/music/Eric+Clapton/_/Tears+in+Heaven/+wiki

http://www.nu.nl/weekend/3946846/waar-hotel-california-echt-gaat.html

http://www.top40.nl/the-kinks/the-kinks-lola-live_9874