An article on the Italian period and its impact on the old city of Tripoli, available online:

Mia Fuller (2000), “Preservation and self-absorption: Italian colonisation and the walled city of Tripoli, Libya,” The Journal of North African Studies 5/4, pp. 121-154.

“Scholars periodically return to the study of how French administrators and architects handled the urban settings of North Africa – the ones they found and the ones they founded – beginning with the occupation of Algiers in 1830. Italian occupation of Libya began much later, in 1911, but in the 32 years of their effective rule, Italians had sufficient time to be both destructive and constructive in significant ways. Nonetheless, only a handful of scholarly efforts have been devoted to Italian architectural and urban policies in Tripoli;
and very few of those have been concerned with the walled city at all…”