movimentoarmonicosimple-6fm2012
MASmarjorieynatyr
marjorielokita@gmail.com
https://www.youtube.com/watch?v=M_5GddFrzjI
https://www.youtube.com/watch?feature=endscreen&v=Cw9eFeVY74I&NR=1
https://www.youtube.com/watch?NR=1&v=eeYRkW8V7Vg&feature=fvwp
