Basics
Imported print text
                              Satya Pal Narang, "The concept of vivarta in Bhartṛhari", SVUOJ 37, 1944, 49-60
Imported raw data
                              221.1.167.4.5 Satya Pal Narang, "The concept of vivarta in Bhartṛhari", SVUOJ 37, 1944, 49-60
References
Source refers to  (2)