1 - Selected from Web-server for Integral Yoga http://integral-yoga.narod.ru/IntegralYoga/start-page.html
The server is made by Leonid Ovanesbekov from the accessible texts. The big help was taken from Igor Savenkov, Michael Dmitriev.
2 - Michael Dmitriev (the first translator of
Savitri into Russian) web-site at http://www.aurobindo.ru/
with many photos of persons and places, many texts in English and Russian.