Ushavadata also presents himself as a Saka in inscription 14a of Cave No.10 of the Nasik Caves: "[Success !] By permanent charities of Ushavadata, the Saka, [son of Dinika], son-in-law of king Nahapana, the [Kshahara]ta Kshatrapa...." in Epigraphia Indica p.85-86
"Another queen of Virapurusha was Rudradhara-bhattarika. According to D.C. Sircar she might have been related to Rudrasena II (c. a.d. 254-74) the Saka ruler of Western India" in Rao, P. Raghunadha (1993). Ancient and medieval history of Andhra Pradesh. Sterling Publishers. p. 23. ISBN9788120714953.
Catalogue of the coins of the Andhra dynasty, the Western Ksatrapas, the Traikutaka dynasty, and the "Bodhi" dynasty, by British Museum. Dept. of Coins and Medals; Rapson, E. J. (Edward James) p.170
Nanavati, J. M. (March 1961). "A Kshatrapa Head from Saurashtra". In Sandesara, B. J. (ed.). Journal Of Oriental Institute Baroda Vol.10. Vol. X. Maharaja Sayajirao University of Baroda. pp. 223–224.
Ancient Indian History and Civilization by Sailendra Nath Sen p.188
World Heritage Monuments and Related Edifices in India, Volume 1 ʻAlī Jāvīd, Tabassum Javeed, Algora Publishing, 2008 p.42
Foreign Influence on Ancient India, Krishna Chandra Sagar, Northern Book Centre, 1992 p.150
Journal of the Asiatic Society of Bombay. Asiatic Society of Bombay. 1986. p. 219. If Konow is right, then the length of time for Ksatrapa rule in the Nasik-Karla-Junnar region would be at least thirty-fire years.
Cultural and Religious Heritage of India: Zoroastrianism, Suresh K. Sharma, Usha Sharma, Mittal Publications, 2004 p.112
The Dynastic Arts of the Kushans, John M. Rosenfield p.131
Foreign Influence on Ancient India, Krishna Chandra Sagar, Northern Book Centre, 1992 p.131
Journal of the Bihar and Orissa Research Society. The Society. 1920. "The three letters give us a complete name, which I read as Ṣastana (vide facsimile and cast). Dr. Vogel read it as Mastana but that is incorrect for Ma was always written with a circular or triangular knob below with two slanting lines joining the knob"
"The pillar inscription of Rupiamma from Pauni (1-41) may present a similar example. In it, Rupiamma is described as Mahakhattava-kumära; he is a son or prince of the mahäksatrapa; the title in itself is felt to be sufficient identification" Vienna Journal of South Asian Studies (in German). E.J. Brill. 1974. p. 21.
Buddhist Landscapes in Central India: Sanchi Hill and Archaeologies of Religious and Social Change, c. Third Century BC to Fifth Century AD, Julia Shaw, Routledge, 2016 p58-59
"During the course of this expedition he is believed to have attacked and defeated the Saka Chief Shridhar Varman, ruling over Eran-Vidisha region. He then annexed the area and erected a monument at Eran (modern Sagar District) "for the sake cf augmenting his fame"." in Pradesh (India), Madhya; Krishnan, V. S. (1982). Madhya Pradesh: District Gazetteers. Government Central Press. p. 28.
"In Nagarjunakonda Scythian influence is noticed and the cap and coat of a soldier on a pillar may be cited as an example.", in Sivaramamurti, C. (1961). Indian Sculpture. Allied Publishers. p. 51.
"A Scythian dvarapala standing wearing his typical draperies, boots and head dress. Distinct ethnic and sartorial characteristics are noreworthy.", in Ray, Amita (1982). Life and Art of Early Andhradesa. Agam. p. 249.
Pollard, Elizabeth Ann (7 August 2013). "Indian Spices and Roman "Magic" in Imperial and Late Antique Indomediterranea". Journal of World History. 24 (1): 1–23. doi:10.1353/jwh.2013.0012. ISSN1527-8050. S2CID145360753.
Mirashi, V. V. (1965). "A Pillar Inscription of Mahakshatrapa Rupiamma from Pawni". Proceedings of the Indian History Congress. 27: 51–54. ISSN2249-1937. JSTOR44140583.
An Inscribed Silver Buddhist Reliquary of the Time of King Kharaosta and Prince Indravarman, Richard Salomon, Journal of the American Oriental Society, Vol. 116, No. 3 (Jul. - Sep., 1996), pp. 442 [1]
"Vidarbha also was under the rule of another Mahakshatrapa named Rupiamma, whose pillar inscription was recently discovered at Pavni in the Bhandara district [Mirashi, Studies in Indology, Vol. IV, p. 109 f.]. It records the erection of a chhaya-stambha or sculptured pillar at the place. The Satavahanas had, Therefore, to leave Western Maharashtra and Vidarbha. They seem to have repaired to their capital Pratishthana where they continued to abide waiting for a favourable opportunity to oust the Shaka invaders." Source
Pollard, Elizabeth Ann (7 August 2013). "Indian Spices and Roman "Magic" in Imperial and Late Antique Indomediterranea". Journal of World History. 24 (1): 1–23. doi:10.1353/jwh.2013.0012. ISSN1527-8050. S2CID145360753.
A Kharosthī Reliquary Inscription of the Time of the Apraca Prince Visnuvarma, by Richard Salomon, South Asian Studies 11 1995, Pages 27-32, Published online: 09 Aug 2010 [2]
Pollard, Elizabeth Ann (7 August 2013). "Indian Spices and Roman "Magic" in Imperial and Late Antique Indomediterranea". Journal of World History. 24 (1): 1–23. doi:10.1353/jwh.2013.0012. ISSN1527-8050. S2CID145360753.
Mirashi, V. V. (1965). "A Pillar Inscription of Mahakshatrapa Rupiamma from Pawni". Proceedings of the Indian History Congress. 27: 51–54. ISSN2249-1937. JSTOR44140583.