共 6 条
[1]
STUDY OF POSITRONIUM IN WATER AND ICE FROM 22 TO -144 DEGREES C BY ANNIHILATION QUANTA MEASUREMENTS
[J].
NUOVO CIMENTO,
1965, 38 (02)
:707-+
[2]
DERENZO SE, 1979, 5TH P INT C POS ANN
[4]
NOHARA N, 1983, MED IMAG TECH S, V1, P78
[6]
TOMITANI T, 1984, OCT IEEE NUCL SCI S