- U. S. Weather Bureau. Bull. W. 2nd edit. 1926.
- According to the above data this area falls into the Hot Steppe (BSh) of the Köppen system. Russell, in his “Climates of California” (Univ. Calif. Pub. in Geog., V. 2, No. 4), erroneously places it in the Desert (BWh). Thornthwaite, in “The Climates of North America” (Geogr. Rev., V. XXI, No. 4), gives Newman a precipitation-effectiveness of 19.8, more than enough to give it the semi-arid (Steppe) classification.
Economic Geography
Volume 8, 1932 - Issue 1