@article{Neal:1967jv, author = "Neal, Homer A. and Longo, Michael J.", title = "{Polarization parameter in elastic proton proton scattering from 0.75-GeV to 2.84-GeV}", doi = "10.1103/PhysRev.161.1374", journal = "Phys. Rev.", volume = "161", pages = "1374--1383", year = "1967" }