DOI: https://doi.org/10.4038/jnsfsr.v26i4.5014 | Journal eISSN: 2362-0161
Language: English
Page range: 321 - 331
Published on: Dec 30, 1998
Published by: National Science Foundation of Sri Lanka
In partnership with: Paradigm Publishing Services
© 1998 N.U. Yapa, published by National Science Foundation of Sri Lanka
This work is licensed under the Creative Commons License.