Guettaf, S. et al. 2020. Chronology of Gall’s emergence of Dryomyia lichtensteini F.Löw, 1878 (Diptera: Cecidomyidae) and its effect on Quercus ilex’s Sanitary state in Setif (Algeria). Journal of Drug Delivery and Therapeutics. 10, 4 (Jul. 2020), 175–178. DOI:https://doi.org/10.22270/jddt.v10i4.4259.