wˈʌn vˈɛɹi plˈɔːzᵻbəl θˈiəɹi fˈeɪvɚz ˈɔːləs hˈɜːɾɪəs æz ðɪ ˈɔːθɚɹ ʌv də bˈɛloʊ ˌælɪɡzˈændɹˈiːnoʊ sˈiː ðɛɹ fɔːɹ diːtˈeɪlz.
One very plausible theory favors Aulus Hirtius as the author of De Bello Alexandrino (see there for details).