By Perera M. S. A.   in International Journal of Coal Preparation and Utilization

ISSN:1939-2699|32|1|25-55

Taylor & Francis Ltd‎(2012)‎

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By Perera M. S. A.   in International Journal of Coal Preparation and Utilization

ISSN:1939-2699|32|5|211-224

Taylor & Francis Ltd‎(2012)‎

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By Wijesinghe R. S.   Wickremasinghe A. R.   Ekanayake S.   Perera M. S. A.   in Annals of Tropical Medicine and Parasitology

ISSN:1364-8594|101|6|487-497

Maney Publishing‎(2007)‎

Access to resources Favorite 1.8330667

By Wijesinghe R. S.   Ekanayake S.   Perera M. S. A.   Wickremasinghe A. R.   in Annals of Tropical Medicine and Parasitology

ISSN:1364-8594|101|3|215-223

Maney Publishing‎(2007)‎

Access to resources Favorite 1.4664533