References
- Burrows , W.R. 1964 . Differences in temperature data from ordinary climatological stations arising from once daily readings as compared to twice daily readings , Meteorol : Canada, Dept. of Transport . Branch, CM 3963, TEC 498.
- Canada, Atmospheric Environment Service . 1970 . MANOBS, Manual of standard procedures for surface weather observing and reporting , 6th Edition , Dept. of Environment, Atm. Env. Ser. UDC: 551–501–1.
- Canada, Meteorological Branch . 1965 . Card Type‐4, card format documentation , Toronto : Dept. of Transport, Meteorol. Branch .