Toward Reliable and Efficient 6G Wireless Communication: A GQSM-QOSTBC-Based Spatial Modulation Framework. - Sagarkumar B. Patel; Dharmendra Chauhan; Hiren K. Mewada; Harishkumar B. Chaudhari; Sagar Kavaiya; Hardik Modi; Imed Ben Dhaou (IEEE Open J. Commun. Soc., 2025)