Kropczynska, D., 1984. The role of predaceous mites (Phytoseidae) as natural enemies of Eotetranychus tiliarium (Hermann) in town conditions. Publications of Warsaw Agric. Univ., SGGW-AR (Treatises, Monographs), 1-68.
We are still in search of this pdf. If you have it please contact us alain.migeon@inrae.fr.