Wewegedara, W.G.C.N., Gem and Jewellery Research and Training Institute, Walivita, Kaduwela, Sri Lanka

• Proceedings of International Forestry and Environment Symposium 2019: 24th International Forestry and Environment Symposium 2019 - Waste Management and Pollution Control
  Study on Awareness on the Mercury Usage in Sri Lankan Small Scale Jewellery Sector
  Abstract  PDF