1. Variants and immunity in foot and mouth disease;Brooksby,1968
2. Types, soustypes et variantes du virus aphteux. Etude des variantes;Fontaine,1968
3. Subtyping of foot and mouth disease virus;Pereira;Dev Biol Stand,1977
4. Some observations on the potency testing of foot and mouth disease vaccine;Pay,1972
5. Serological differentiation of foot and mouth disease virus strains in relation to selection of suitable vaccine viruses;Rweyemamu;Dev Biol Stand,1977