Süel, Aygül, "The religious significance and sacredness of the Hittite capital city Sapinuwa", STUDIA ASIANA–9–, pp. 101-112, 2014
sˈuːəl, ˈaɪɡuːl, "ðə ɹᵻlˈɪdʒəs sɪɡnˈɪfɪkəns ænd sˈeɪkɹɪdnəs ʌvðə hˈɪɾaɪt kˈæpɪɾəl sˈɪɾi sˈæpɪnˌuːwə", stˈuːdiə ɐsiˈɑːnə nˈaɪn, pˌiːpˈiː. wˈʌnhˈʌndɹɪd wˈʌn dˈæʃ wˈʌnhˈʌndɹɪd twˈɛlv, tˈuː θˈaʊzənd fˈoːɹtiːn