Straight Lines and Curves Vasilyev, Gutenmacher

About the book: The authors N. B. Vasilyev and V. L. Gutenmacher are professors of mathematics at Moscow University. N. B. Vasilyev works in the field of the application of mathematical methods to biology, while V. I. Gutenmacher works in the field of mathematical methods used in the analysis of economic models.
SOURCE LINKS
LINK1 :https://archive.org/details/StraightLinesAndCurves
LINK2:http://filecloud.io/3tim0zga

Problems and Exercises in Integral Equations Krasnov, Kiselev, Makarenko

The book was translated from the Russian by George Yankovsky and was first published by Mir Publishers in 1971.
 WEBSITES ORIGINALES
LINK1 https://archive.org/details/ProblemsAndExercisesInIntegralEquationsKrasnovKiselevMakarenko
LINK2
http://filecloud.io/exlzk5yr
LINK3
http://mirtitles.org/page/3/

Differential Equations and the Calculus of Variations – Elsgolts

Differential Equations And The Calculus Of Variations (1977)
Author: L. Elsgolts
ORIGINALES WEBSITES
LINK1
https://archive.org/details/ElsgoltsDifferentialEquationsAndTheCalculusOfVariations
LINK2
http://mirtitles.org/page/2/

Mathematical Olympiad Correspondence Program

ORIGINAL WEBSITE
http://keoserey.wordpress.com/page/9/
LINK
https://docs.google.com/file/d/0Byhhmk4XvE-jaDZ0b3FOUGZTYkNMbUpJaUp5RXhqQQ/edit

CONSTRUCIONES GEOMETRICAS USANDO COMPAS Y REGLA

LINK BOOK
http://keoserey.files.wordpress.com/2012/05/how-to-draw-line_angle.pdf

PRACTICAS DE MATEMATICAS

LINK
issuu.com/normagee/docs/veresova_praktikum-matematicheskih-zadach?e=2977465/7754822

ESTEREOMETRIA BESKIN

LINK
issuu.com/normagee/docs/beskin_stereometrija?e=0/7754418

MATEMATICAS BASICAS

LINK
issuu.com/normagee/docs/kolesnikova--reshenie-slozhnyh-zadach-egje?e=2977465/7754034