Tiri Kuimbakul, Coffee Report No.39, Goroka, Coffee Industry Corporation Ltd, Industry Affairs Division, Nov 1996, 31pp.
Tiri Kuimbakul, Coffee Report No.38, Goroka, Coffee Industry Corporation Ltd, Industry Affairs Division, Jul 1996, 15pp.
Tiri Kuimbakul, Coffee Report No.37, Goroka, Coffee Industry Corporation Ltd, Industry Affairs Division, Mar 1996, 50pp.
Tiri Kuimbakul, Coffee Report No.36, Goroka, Coffee Industry Corporation Ltd, Industry Affairs Division, Jul 1995, 45pp.
Tiri Kuimbakul, Coffee Report No.35, Goroka, Coffee Industry Corporation Ltd, Industry Affairs Division, Mar 1995, 31pp.
Tiri Kuimbakul, Coffee Report No.35, Goroka, Coffee Industry Corporation Ltd, Industry Affairs Division, Mar 1995, 31pp.
Tiri Kuimbakul, Coffee Report No.34, Goroka, Coffee Industry Corporation Ltd, Industry Affairs Division, Nov 1994, 36pp.
Tiri Kuimbakul, Coffee Report No.33, Goroka, Coffee Industry Corporation Ltd, Industry Affairs Division, Jul 1994, 31pp.
Tiri Kuimbakul, Coffee Report No.32, Goroka, Coffee Industry Corporation Ltd, Industry Affairs Division, Mar 1994, 36pp.
Tiri Kuimbakul, A cost-benefit study on the use of mobile coffee hullers in remote areas of Papua New Guinea and their regulatory implications, Coffee Discussion Paper No.11, Goroka, Coffee Industry Corporation Ltd, Industry Affairs Division, Jul 1993, 10pp.
