TY  - GEN
AU  - Gunasinghe , R.M.
AU  - Liyanage , L.S.G.
AU  - Arachchi , Jayasinghe D.A.
AU  - Abeydeera , D.R.
AU  - Tilakaratne , K.N.D.
AU  - Dahanayaka , C.
TI  - Physics fields block-06
U1  - 537.01 
PY  - 1986///
CY  - Nugegoda
PB  - open University
KW  - PHYSIC
ER  -