DOI: https://doi.org/10.4038/jnsfsr.v24i2.5539 | Journal eISSN: 2362-0161
Language: English
Page range: 63 - 70
Published on: Jun 28, 1996
Published by: National Science Foundation of Sri Lanka
In partnership with: Paradigm Publishing Services
© 1996 SS Ranaweera, published by National Science Foundation of Sri Lanka
This work is licensed under the Creative Commons License.