[2] The term Mantra marga means the entire Tantric paradigm of ritual worship and meditation.
Clear evidences say that Mantra marga became popular in the end of the 6th century CE.
[4] "Nisvasa" series of Agamas has been composed initially in the Mantra margic treatise between 450 - 500 CE.
Kirana, Kalottara and Mrigendra are the few agamas that emerged from North India though several sivagamas including Karana, Kamika has been produced in South land.
[6] Researchers assume with the liturgical testimonies that the Shaktism could be developed from Non - saiddhantic mantra marga.