SLF, so I did not feel entitled to post in the tech log thread, even if I think they haven't yet seen this one.
Anyway, seems like they found 'em.
(the article is cited in the relevant Wikipedia entry, in note no.3)
Volo Rio-Parigi, ritrovate le scatole nere - Corriere della Sera
I read it through google translate, so apologies if I didn't get it right.
Best regards