What has the author Christopher John Hodgson written?

Christopher John Hodgson has written:

'A revision of the species of the genus Ceronema Maskell (Homoptera: Coccoidea) recorded from the Ethiopian region' -- subject(s): Ceronema, Homoptera

'Notes on Rhodesian Coccidae (Homoptera: Coccidea)' -- subject(s): Coccidae