Co-authors about Julia Bowman
Robinson
Martin Davis recollected his collaboration in the Foreword to the English translation of Yuri Matiyasevich's book Hilbert's tenth problem.
Yuri Matiyasevich published My Collaboration with Julia Robinson originally in The Mathematical Intelligencer, vol.14, no.4, 1992, pp.38-45 (corrections in vol.15, no.1, 1993, p.75), ©Springer-Verlag, New York.
The above two items are reproduced in JULIA. A life in Mathematics.