Konno, Norio, Iwao Sato, and Etsuo Segawa. “Phase Measurement of Quantum Walks: Application to Structure Theorem of the Positive Support of the Grover Walk”. The Electronic Journal of Combinatorics 26, no. 2 (May 17, 2019): P2.26. Accessed March 29, 2026. https://www.combinatorics.org/ojs/index.php/eljc/article/view/v26i2p26.