Wahyudiyanto 2023. “Greget” in The Surabaya Ngrema Dance Performance Representation of The Value of The Fighting Spirit of Arek Surabaya. Mudra Jurnal Seni Budaya. 38, 4 (Jun. 2023), 360–370. DOI:https://doi.org/10.31091/mudra.v38i4.2210.