TY  - GEN
AU  - Vel, J.A.C.
AU  - Van Veldhuizen, L.R.
TI  - A Model for the economics of small scale irrigation with windmills in Sri Lanka : possibilities and limitations in comparison with conventional engine-driven pump sets
PY  - 1981///
CY  - Amersfoort
PB  - CWD
KW  - WIND POWER - Sri Lanka
ER  -