HARSH RAGHUWANSHI; ANJALI RAGHUWANSHI; ROLI PRADHAN. Evaluating High-Frequency Microstructure without Tick Data: Range-Based Proxies, Interrupted Time Series and Structural-Break Evidence from the NIFTY 100. International Journal of Computer Information Systems and Industrial Management Applications, [S. l.], v. 18, n. 20s, p. 1880–1900, 2026. DOI: 10.70917/ijcisim-2026-6112. Disponível em: https://cspub-ijcisim.org/index.php/ijcisim/article/view/6112. Acesso em: 11 nov. 2026.