Efficiency of convective heat surface : fouling and cleaningKäär, Harri; Touart, RaivoTallinna Tehnikaülikooli Toimetised1991 / lk. 22-36: ill Efficiency of convective heat surface : fouling and cleaningKäär, Harri; Touart, RaivoRecent advances in heat transfer : proceedings of the First Baltic Heat Transfer Conference, Göteborg, Sweden, Aug. 26-28, 19911992 / p. 576-590: ill