共 23 条
[1]
ENCEL S, 1965, PUBLIC ADM, V24, P104
[2]
FREEMAN C, 1965, RES DEV EFFORT
[5]
GROSSFIELD K, 1963, NATIONAL PROVINC AUG
[6]
HOLMAN MA, 1964, B ATOMIC SCI OCT
[7]
JEFFERY CN, 1961, J AUSTRALIAN PATENT, V1
[8]
JEWKES J, 1958, SOURCES INVENTION, P108
[9]
Machlup Fritz, 1958, 85 CONG 2 SESS
[10]
MACLAURIN WR, 1949, INVENTION INNOVATION, P242