DOI: https://doi.org/10.4038/engineer.v42i4.7028 | Journal eISSN: 2550-3219
Language: English
Published on: Oct 29, 2009
Published by: The Institution of Engineers, Sri Lanka
In partnership with: Paradigm Publishing Services
© 2009 T. M. Pallewatta, published by The Institution of Engineers, Sri Lanka
This work is licensed under the Creative Commons License.