TY - GEN AU - Iwata,Natsumi AU - Kishimoto,Yasuaki TI - Retraction: Higher-Order Nonlocal Effects of a Relativistic Ponderomotive Force in High-Intensity Laser Fields [Phys. Rev. Lett. 112, 035002 (2014)] SN - 1079-7114 PY - 2016///0516 N1 - Publication Type: Retraction Notice UR - https://doi.org/10.1103/PhysRevLett.115.269902 ER -