Fa-hein, the first Chinese Buddhist traveller and monk, came to India during the reign of Gupta emperor Chandragupta II and wrote the book “Si- Yu-Ki” that gives the detail account of the political and social condition of that time.
Bhaga, Bhoga, Kara and Hiranya refers to the different types of revenues which were collected by the rulers during the early medieval period. They were the chief sources of revenue to the donees.