Връзки
[1] http://www.sparksproject.eu/sites/default/files/download/Sparks_press_release_1_EN.pdf
[2] http://sparksproject.eu/sites/default/files/press%20release%202.pdf
[3] http://sparksproject.eu/sites/default/files/PressRelease3.pdf
[4] http://www.cra-bg.org/bg/byuletini
[5] http://www.cra-bg.org/bg/sparks-0