Abbott, W. S. (1925). A method of computing the effectiveness of an insecticide.—J. econ. Ent. 18, 265–267.
Anon. (1971). Recommended methods for the detection and measurement of resistance of agricultural pests to pesticides. Tentative method for larvae of cattle ticks, Boophilus spp.—FAO method no. 7.—Pl. Prot. Bull. F. A. O. 19, 15–18.
Bailey, K. P. (1960). Notes on the rearing of Rhipicephalus appendiculatus and their infection with Theileria parva for experimental transmission.—Bull. epizoot. Dis. Afr. 8, 33–43.
Baker, J. A. F. (1978). Resistance to ixodicides by ticks in Africa south of the equator with some thoughts on tick control in this area.—pp. 101–113in Wilde, J. K. H. (Ed.). Tick-borne diseases and their vectors. Proceedings of an International Conference held in Edinburgh from the 27th September to the 1st October 1976 organized by the Centre for Tropical Veterinary Medicine.—573 pp. Univ. Edinburgh, Centre for Tropical Veterinary Medicine.
Jongejan, F. & Lourens, J. H. M. (in press). Cross-resistance pattern to pyrethrum and synthetic pyrethroids in organochlorine-resistant strains of Rhipicephalus appendiculatus Neumann, 1901.—Z. angew. Ent.
Lourens, J. H. M. & van de Klashorst, G. (1979). Organochlorine susceptible and tolerant populations of the brown ear tick, Rhipicephalus appendiculatus Neumann, 1901, in East Africa.—Z. angew. Ent. 87, 230–238.
Lourens, J. H. M. & Lyaruu, D.. (1979). Susceptibility of some East African strains of Rhipicephalus appendiculatus to cholinesterase inhibiting acaricides.—PANS 25, 135–142.
Lourens, J. H. M. & Tatchell, R. J.. (1979). Studies on acaricide resistance in Rhipicephalus evertsi evertsi Neumann (Acarina: Ixodidae) in East Africa. Identification and inheritance of a resistance factor to organochlorines.—Bull. ent. Res. 69, 235–242.
Shaw, R. D. (1966). Culture of an organophosphorus-resistant strain of Boophilus microplus (Can.) and an assessment of its resistance spectrum.—Bull. ent. Res. 56, 389–405.
Stone, B. F. & Haydock, K. P. (1962). A method for measuring the acaricide-susceptibility of the cattle tick Boophilus microplus (Can.).—Bull. ent. Res. 53, 563–578.
Tatchell, R. J. (1974). The use of the packet test for detecting acaricide resistance in African ticks.—pp. 993–994 in Proc. 3rd Int. Congress of Parasitology Munich 1974 2, 576–1184.—Vienna, Austria, Facta Publication.