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"Russian Election Watch Vol. 3, No. 6"(PDF). www.belfercenter.org. Harvard University (Belfer Center for Science & International Affairs, Davis Center for Russian & Eurasian Studies) and Indiana University-Bloomington. March 2004. Archived(PDF) from the original on March 2, 2018. Retrieved October 23, 2018.
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"Russian Election Watch Vol. 3, No. 4"(PDF). www.belfercenter.org. Harvard University (Belfer Center for Science & International Affairs, Davis Center for Russian & Eurasian Studies) and Indiana University-Bloomington. March 2004. Archived(PDF) from the original on October 30, 2018. Retrieved October 23, 2018.
"Russian Election Watch Vol. 3, No. 5"(PDF). www.belfercenter.org. Harvard University (Belfer Center for Science & International Affairs, Davis Center for Russian & Eurasian Studies) and Indiana University-Bloomington. February 2004. Archived(PDF) from the original on March 9, 2022. Retrieved October 29, 2018.
"Russian Election Watch Vol. 3, No. 6"(PDF). www.belfercenter.org. Harvard University (Belfer Center for Science & International Affairs, Davis Center for Russian & Eurasian Studies) and Indiana University-Bloomington. March 2004. Archived(PDF) from the original on March 2, 2018. Retrieved October 23, 2018.