0x23910C13
Qw1981Gv
TASSP.1980.1163351
40198016
64198005
mW1980OTa
CF1980XD
1160, 1981.
n01980
n01981
0001980
0001981
0011980
0011981
0021980
0021981
0031980
0031981
18198144
4681981
40198135
6281981
5198169
70198125
IBM Corporation, 1981
198020
19805,
198016
0.1980
198091665f