Iz Istorīi Literaturnago Nigilizma, 1861-1865. Pisʹma N. Kosit︠s︡y. - Zami︠e︡tki Li︠e︡topist︠s︡a, i dr.
Strakhov, Nikolai Nikolaevich.
The Hague, 
1967.
A reprint of the St. Petersburg, 1890, edition.