Recent progress in urban air clean-up
dc.contributor.author | Wickramasinghe, R.H. | |
dc.date.accessioned | 2015-05-05T10:10:08Z | |
dc.date.available | 2015-05-05T10:10:08Z | |
dc.date.issued | 1994-09-11 | |
dc.identifier.citation | Sunday Observer | |
dc.identifier.uri | https://dl-cea.nsf.gov.lk/handle/1/7678 | |
dc.subject | Air pollution | |
dc.title | Recent progress in urban air clean-up | |
dc.type | Article |