000
00272nam a2200097 4500
008
160616s 000 0
245
_a
Lectures on analytic properties of the S-matrix in perturbation theory
100
_a
Cutkosky, R.E.
942
_c
BK
_2
BK11489
080
_a
NI 27
999
_c
11489
_d
11489