JETP, Vol. 3,
No. 4,
p. 554 (October 1956)
(Russian original - ZhETF,
Vol. 30,
No. 4,
p. 707,
October 1956
)
On the Singularity of the Electromagnetic Potential in the Higher Approximations of Perturbation Theory
Iu. M. Lomsadze
Received: June 14, 1954
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