RT Journal Article
SR Electronic
T1 SCIENTIFIC NOTES AND NEWS
JF Science
JO Science
FD American Association for the Advancement of Science
SP 326
OP 328
DO 10.1126/science.49.1266.326
VO 49
IS 1266
YR 1919
UL http://science.sciencemag.org/content/49/1266/326.abstract
AB