| Identifer | oai:union.ndltd.org:bl.uk/oai:ethos.bl.uk:394822 |
| Date | January 1990 |
| Creators | Perera, Halamba Arachchige Sumanasiri |
| Publisher | Imperial College London |
| Source Sets | Ethos UK |
| Detected Language | English |
| Type | Electronic Thesis or Dissertation |
| Source | http://hdl.handle.net/10044/1/8646 |
Page generated in 0.0014 seconds