I could be wrong, but it seems like the “Mezi-cab” above might be a little nod to JC Mézières, who went on to do concept art for The Fifth Element, like this: (more here)

Anyway, “Enki” is Enki Bilal, previously introduced here, which includes a four-page sci-fi story.

To the best of my knowledge, these four Bilal pieces all come from his Nikopol trilogy.

Wings unfurled, a soaring grace,
Through the clouds, a boundless space,
Whispering wind, a gentle guide,
Earth below, where dreams reside.

—unknown

I believe the one above comes from the second book, La Femme Piège, which I suppose translates to “The Woman Trap,” or maybe “The Trapped Woman.”

Well, whilst bumbling around the net, I happened upon a guy who built a model of that very taxi, even turning it in to a model kit:

Lots more pics and notes on that project here:
https://www.behance.net/gallery/3007525/Enkis-FLYING-TAXI