A suggested test for distinguishing betw
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Blench, Ronald 0.
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Article
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1935
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Wiley (John Wiley & Sons)
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Since slight iilteriitions in nppcnriincc nrc not nlwiiys cnsily cliniinntcd, onc find point slioiilil I)c niiitlc. Altc~iitions in i i l ) p e i i ~t ~i ~~ due to ncw nietliotls niny sometimes siniiilittc clinrnctcrist ics which imply stiilencss wlicn referred to the norniiil stiincl:irds for iced