%0 Journal Article %A Dolejšek, V. %A Jnanananda, Swami %T A precise method of determining the constant of crystal grating by the combination of $phi$- and $chi$- methods %J Časopis pro pěstování matematiky a fysiky %D 1936 %P 97-109 %V 65 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CPMF.1936.120837/ %R 10.21136/CPMF.1936.120837 %G en %F 10_21136_CPMF_1936_120837