Andrey Tarasov Adamiak, D., Baldonado, N., Kovchegov, Y. V., Melnitchouk, W., Pitonyak, D., Sato, N., … Tawabutr, Y. (2023). Global analysis of polarized DIS and SIDIS data with improved small-x helicity evolution. PHYSICAL REVIEW D, 108(11). https://doi.org/10.1103/PhysRevD.108.114007 Feal, X., Tarasov, A., & Venugopalan, R. (2023). QED as a many-body theory of worldlines. II. All-order S-matrix formalism. PHYSICAL REVIEW D, 107(9). https://doi.org/10.1103/PhysRevD.107.096021