Claraia from north Malaya, with a note on the distribution of Claraia in southeast Asia - 1968
Fusulinacean fossils from Thailand, Part II. Two new Permian genera from Thailand - 1968
Permian Bryozoa from Khao Chong Krachok, Peninsular Thailand - 1968
Permian Bryozoa from Khao Phrik, near Rat Buri, Thailand - 1968
Permian Bryozoa from Khao Ta Mong Rai, peninsular Thailand - 1968
Addition to the Permian Bryozoa from Ko Muk, peninsular Thailand - 1970
Permian brachiopods from Khao Phrik, near Rat Buri, Thailand - 1970
On the Palaeozoic Bryozoa collected by Dr C K Burton from Chumphon, peninsular Thailand - 1971
Some Permian Bryozoa from Pahang, Malaysia - 1973
Permian Bryozoa from Khao Raen, near Rat Buri, Thailand - 1973
Permian Bryozoa from Khao Hin Kling, near Phetchabun, North-Central Thailand - 1975
Permo-Carboniferous trilobites from Thailand and Malaysia - 1979
Upper Carboniferous, Upper Permian and Triassic brachiopods from Kelantan, Malaysia - 1979
Two new Permian ammonoid faunas from Malaysia - 1980
Coral and fusuline faunas from the Kabin Buri area, east central Thailand - 1981
Preliminary notes on fossil records of East Malaysia and Brunei - 1982
On the Upper Permian Palaeofusulina-Colaniella fauna from Khao Doi Pha Phlung, north Thailand - 1982