RT Journal Article SR Electronic T1 On the use of the sine-formula for the diurnal variation of temperature JF American Journal of Science JO Am J Sci FD American Journal of Science SP 212 OP 219 DO 10.2475/ajs.s3-19.111.212 VO s3-19 IS 111 A1 Gould, B. A. YR 1880 UL http://www.ajsonline.org/content/s3-19/111/212.abstract AB