TY  - RPRT
TI  - Calculation of solar radiation in mountainous terrain
AU  - Alan L. Flint
AU  - S.W. Childs
PY  - 1987
DO  - 10.1016/0168-1923(87)90061-x
UR  - https://pubs.usgs.gov/publication/70199577
ID  - 70199577
ER  -