National Research and Development Survey 2016
- Super User
- Research and Development Statistics
- වැදුම්: 12705
National Research and Development Survey 2017
- Super User
- Research and Development Statistics
- වැදුම්: 5096
පරිශීලකයන්ගේ ඇගයුම: 5 / 5
Research and Development of Sri Lanka Statistical Handbook on 2018
- Super User
- Research and Development Statistics
- වැදුම්: 5421
පරිශීලකයන්ගේ ඇගයුම: 5 / 5