Wikipedia
Para-Vasudeva
Para-Vasudeva is a monotheistic concept within the Vaisnava tradition that refers to the Absolute Supreme Personality, God. In the Gaudiya, the Vallabha Sampradaya and the Nimbarka Sampradaya, it refers to Svayam bhagavan Krishna, the Supreme Personality of Godhead. In Sri sampradaya it normally refers to Vishnu.