RT Journal Article
SR Electronic
T1 UNIVERSITY AND EDUCATIONAL NOTES
JF Science
JO Science
FD American Association for the Advancement of Science
SP 38
OP 38
DO 10.1126/science.59.1515.38
VO 59
IS 1515
YR 1924
UL http://science.sciencemag.org/content/59/1515/38.1.abstract
AB