Vincent Arthur Smith,
History of India
(1906)
“ At that time the only approximately certain date in the early history of India was that of the accession of Chandragupta Maurya, as determined by his identification with Sandrakottos, the contemporary of Seleukos Nikator, according to Greek authors. By the subsequent establishment of the synchronism of Chandragupta's grandson, Asoka, with Antiochos Theos, grandson of Seleukos, and four other Hellenistic princes, the chronology of the Maurya dynasty was placed upon a firm basis, and it is no longer open to doubt in its main outlines. ”
