| Issue Date | Title | Author(s) |
| 2018 | Consumer’s willingness to Pay for Quality Attributes of Drinking Water from Common Tap in Jaffna Divisional Secretary Area | Sujasumangkali, S.; Sivashankar, S.; Sooriyakumar, K. |
| 2020 | Farmers' Perceptions on Dairy Development Strategies in Vavuniya District, Sri Lanka | Kamshajini, R.; Krishnapillai, S.; Sivashankar, S. |
| 2020 | Farmers’ Perceptions on Dairy Development Strategies in Vavuniya District, Sri Lanka | Kamshajini, R.; Sooriyakumar, K.; Sivashankar, S. |
| 2019 | Farmers’willingness to pay for the ecosystem services of organic farming a locality study in valikamam area of sri lanka | Sooriyakumar, K.; Sivashankar, S.; Sireeranhan, A. |
| 2021 | Household's willingness to pay for quality of drinking water in Jaffna area of Sri Lanka | Sooriyakumar, K.; Sumangkalai, P.; Sivashankar, S. |
| 2020 | Households' Willingness to Pay for the Sewerage System in Jaffna Municipal Area, Sri Lanka | Linoja, K.; Sooriyakumar, K.; Sivashankar, S. |
| 2020 | Households’ willingness to pay for quality of drinking water in Jaffna area of Sri Lanka | Sooriyakumar, K.; Sumangkalai, P.; Sivashankar, S. |
| 2020 | Households’ Willingness to Pay for the Sewerage System in Jaffna Municipal Area, Sri Lanka | Linoja, K.; Sooriyakumar, K.; Sivashankar, S. |
| 2018 | Impact of Fertilizer Subsidy on Paddy Production in Matale District | Hasitha, E.K.; Sooriyakumar, K.; Sivashankar, S. |
| 2018 | Impact of Incomplete Milking on Milk Production in Kilinochchi District | Parisan, S.; Sivashankar, S.; Sooriyakumar, K. |
| 2018 | Impact of Rainfall on Coconut Production in Sri Lanka | Faslim, M.P.M.; Sivashankar, S.; Sooriyakumar, K. |
| 2019 | Impact of sprinkler irrigation on the productivity of red onion in jaffna district | Kajanthini, S.; Sooriyakumar, K.; Sivashankar, S. |
| 2019 | Impact of Sprinkler Irrigation on the Productivity of Red Onion in Jaffna District | Kajanthini, S.; Sooriyakumar, K.; Sivashankar, S. |
| 2024 | Local Fishermen’s Willingness to Accept Compensation for Commercial Sea Cucumber Farms in Jaffna Lagoon, Sri Lanka | Balamauran, R.; Sooriyakumar, K.; Sivashankar, S. |
| 2024 | Local Fishermen’s Willingness to Accept Compensation for Commercial Sea Cucumber Farms in Jaffna Lagoon, Sri Lanka | Balamauran, R.; Sooriyakumar, K.; Sivashankar, S. |
| 2018-01-13 | SUPPLY RESPONSE OF FRESH MILK IN SRI LANKA | Sarujan, S.; Sooriyakumar, K.; Sivashankar, S. |
| 2018-01-13 | SUPPLY RESPONSE OF FRESH MILK IN SRI LANKA | Sarujan, S.; Sooriyakumar, K.; Sivashankar, S. |
