Ooh isn't it lovely?!?!?!
Relatively simple. I made it within a day.
measurements:
10 x 10 cm becomes a kusudama of about 20 cm. diameter.
You can download the pattern her (for personal use only)
http://dutchpapergirl.nl/A126.html
Found the written instruction here:
http://stranamasterov.ru/node/87905