http://www.testmath.com.ua/(S(0aue35ndqol3cg55rgaryweu)A(pQyBccpKzAEkAAAANWE0MGZjZDYtZTg1OS00ZTgxLTg0ZWItNTdkODkyODg4Zjk0m3cuig3IEHJhmbwPvbWijS05puE1))/Doc/Para74.aspx?AspxAutoDetectCookieSupport=1
http://formula.co.ua/body_of_rotation.php
http://www.scribd.com/doc/13134606/%D0%9F%D1%80%D0%B5%D0%B7%D0%B5%D0%BD%D1%82%D0%B0%D1%86%D0%B8%D1%8F-%D0%BF%D0%BE-%D1%82%D0%B5%D0%BC%D0%B5-%D0%9A%D0%9E%D0%9D%D0%A3%D0%A1
http://www.slideshare.net/Chinya_aniashka/edit_my_uploads
http://e-science.ru/math/theory/?t=673
ПроJect
