@article{Tawabutr:2024eB, author = "Tawabutr, Yossathorn", title = "{Contribution to the Proton Spin Puzzle from Helicity at small Bjorken $x$}", doi = "10.22323/1.469.0115", journal = "PoS", year = 2024, volume = "DIS2024", pages = "115" }