Authors: R L Foltz; A F Fentiman; F G Leighty; J L Walter; H R Drewes; W E Schwartz; T F Page; E B Truitt Journal: Science Date: 1970-05-15 Impact factor: 47.728
Authors: H D Christensen; R I Freudenthal; J T Gidley; R Rosenfeld; G Boegli; L Testino; D R Brine; C G Pitt; M E Wall Journal: Science Date: 1971-04-09 Impact factor: 47.728