Micro-morphoanatomical approach for comparative analysis of Tinospora cordifolia (Willd.) Miers and its adulterant plant using SEM and Cryostat, Patil, Vidya Shivram, and Malpathak Nutan Padmnabh , Pharmacognosy Journal, December 2016, Volume 9, Issue 1, p.39-45, (2017)