RT Journal Article
SR Electronic
T1 SCIENTIFIC NOTES AND NEWS
JF Science
JO Science
FD American Association for the Advancement of Science
SP 237
OP 238
DO 10.1126/science.36.921.237
VO 36
IS 921
YR 1912
UL http://science.sciencemag.org/content/36/921/237.abstract
AB