1. Baltzly, D. (2019). Stoicism. In Edward N. Zalta (Ed.), The Stanford Encyclopedia of Philosophy (Spring 2019 Edition). Retrieved from https://plato.stanford.edu/archives/spr2019/entries/stoicism/
2. Better Never to Have Been
3. Stoicism and Anti-Stoicism in Qohelet;Gammie, J. G.;Hebrew Annual Review,1985