Sri Lanka Association for the Advancement of Science
Proceedings of the forty ninth annual session - part II - Peradeniya Sri Lanka Association for the Advancement of Science 1993 - 99 p.
247413
Science-research
507.2 / SRI
Proceedings of the forty ninth annual session - part II - Peradeniya Sri Lanka Association for the Advancement of Science 1993 - 99 p.
247413
Science-research
507.2 / SRI