Sukhov, A., and A. Tumanov. “Regularization of Almost Complex Structures and Gluing Holomorphic Discs to Tori”. ANNALI SCUOLA NORMALE SUPERIORE - CLASSE DI SCIENZE, vol. 10, no. 2, June 2011, pp. 389-11, doi:10.2422/2036-2145.2011.2.06.