| Issue Date | Title | Author(s) |
| 1987 | Design and development of a high capacity Salvinia Harvester | Hajilal, M S; John Thomas, K |
| 1985 | Development of cocoa drier | John Thomas, K; Abdassalam, M |
| 1988 | Development of ejector systems for increasing the discharges of centrifugal pumps | John Thomas, K; Latha Koshy, A |
| 1997 | Effect of soil solarization using ldpemulch on moisture conservation and soil temperature variation | John Thomas, K; Anu Varughese |
| 1988 | Evaluation of the characteristics of Petti and Para (Axial flow pump) | Jose Abraham; John Thomas, K |
| 1990 | Fabrication and testing of a low cost flat plate collector-cum-storage solar water heater | John Thomas, K; Lissy Kirian |
| 1994 | Kabbani river basin: A study with reference to horton's laws | Jayasree, S; John Thomas, K |
| 1994 | Model study for stream flow of Chaliyar | John Thomas, K; Jayasree, S |
| 1998 | Performance evaluation of high discharge low head pumps | John Thomas, K; Rini Rani, S |
| 2001 | Performance evaluation of hydrocyclone filter | John Thomas, K; Damodhara Rao, M |
| 1988 | Potential of Salvinia mo lest a (African payal) as an alternative and supplemental feed stock to cattle dung for biogas production | Sankaranarayanan, M R; John Thomas, K |
| 1990 | Quantitative analysis of runoff parameters in selected river basins of Kerala | John Thomas, K; Jayasree, S |
| 1988 | Seawater intrusion studies for coastal aquifers | John Thomas, K; Saley Abraham |
| 1990 | Studies on selected manually operated pumps | John Thomas, K; Geeta Susan Philip |
| 1988 | Water balance study of Karuvannur river basin | John Thomas, K; Santhosh Thampi, G |
