Giddings, Calvin, Keller, Roy A. (1969). Advances in Chromatography
. Journal of the Association of Official Analytical Chemists, 52(2), 312-313. 10.1093/jaoac/52.2.312a
Giddings, Calvin, Keller, Roy A. (1969). Advances in Chromatography
. Journal of the Association of Official Analytical Chemists, 52(2), 312-313. 10.1093/jaoac/52.2.312a