felicemelancholie: I used photoshop cs5 and this brushes http://felicemelancholie.deviantart.com/gallery/37797515#/d54ah9r
illustrativeed: Common digital coloring mistakes. by natasha2808
aobabe.tumblr.com/post/55668182145/
aobabe.tumblr.com/post/55705174846/
aobabe.tumblr.com/post/55705261754/
aobabe.tumblr.com/post/55842787986/