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"OPENU." Fullformexpand.com, https://www.fullformexpand.com/openu/694127. Accessed 11 Jan. 2026.
Fullformexpand.com, 2026. "OPENU." Accessed January 11, 2026. https://www.fullformexpand.com/openu/694127.
"OPENU." (n.d.). Fullformexpand.com. Retrieved January 11, 2026, from https://www.fullformexpand.com/openu/694127.
OPENU. (2026). Fullformexpand.com. Available at: https://www.fullformexpand.com/openu/694127 (Accessed: 11 January 2026).