21
22
23
Speth, J.
2017
International journal of modern physics / E, 26 (2017) 01n02, S. 1740025 -
24
25
26
27
28
29
Physical Review D Physical review / D, 92 92 (2015 2015) 11 11, S. 114002 114002
OpenAccess  OpenAccess 
30
Wang, Qian
2015
Physical Review D Physical review / D, 92 92 (2015 2015) 3 3, S. 034022 034022
OpenAccess  OpenAccess 
31
32
33
34
35
36
37
38
39
40