https://itunes.apple.com/ru/album/step-by-step-single/id1001186974
http://www.amazon.com/Step-Syntheticsax/dp/B00YNJW9P8/ref=sr_1_1?s=dmusic&ie=UTF8&qid=1433767026&sr=1-1&keywords=Syntheticsax+step
https://pro.beatport.com/release/step-by-step/1546150
https://play.google.com/store/music/album/Syntheticsax_Step_by_Step?id=Bixmpo35z6xmvqtdrgs5tfhrmg4