Λ polarization measurement of the π−p → K0Λ reaction in J-PARC E40 experimentTamao Sakao, Ryotaro Honda, Koji Miwa, Yoshiyuki Nakada, Takuya Nanamura, Toshiyuki Takahashi, Mifuyu Ukai and Takeshi YamamotoEPJ Web Conf., 271 (2022) 02008DOI: https://doi.org/10.1051/epjconf/202227102008