Literature

Svyatitsky, Nikolay Vladimirovich (1886-1937). Electoral law in the Constituent Assembly in a popular presentation. Petrograd: Publishing Association "Revolutionary Thought", 1917.

ГПИБ. Центр социально-политической истории

A special meeting for the drafting of the Regulations on Elections to the Constituent Assembly.
Articles of Professor NI Lazarevsky "Proportional elections" and L. V. Keller "Proportional representation on the basis of universal, equal, direct and secret ballot".

Государственный архив Российской Федерации

Yashunsky, Iosif Vladimirovich (1881-1943). Fundamentals of suffrage. Petrograd: Petrograd publishing house, 1917.

ГОПБ