RT Journal Article
SR Electronic
T1 Letters to the Editor
JF Science
JO Science
FD American Association for the Advancement of Science
SP 219
OP 219
DO 10.1126/science.161.3838.219-a
VO 161
IS 3838
A1 Voigt, William
YR 1968
UL http://science.sciencemag.org/content/161/3838/219.2.abstract
AB