Scholars such as Duyvendak, Snow, Shen Fuwei, Filesi, Needham and Chang Kuei-sheng are on record as believing that this was indeed the case.
所以，現代有不少學者專家，例如 Duyvendak、Snow、沈福偉、Filesi、Needham、Chang Kuei-Sheng … …，都相信這一點，甚至著有探討這方面的專書。