Irreducible Components of the Space of Holomorphic Foliations of Degree Two in CP(n), n ≥ 3

D. Cerveau and A. Lins Neto. (1996). Irreducible Components of the Space of Holomorphic Foliations of Degree Two in CP(n), n ≥ 3. Annals of Mathematics (Second Series), 143(3), 577–612. doi:10.2307/2118537

An interview with Sci-Hub Founder Alexandra Elbakyan,Who exactly should pay for academic research