Règle correspondante
Practice Relating to Rule 8. Definition of Military Objectives
Section G. Economic installations
Cuba’s National Defence Act (1994) lists among the objects integrated within the “Military Reserve of Facilities and Equipment of the National Economy” to guarantee the necessities of defence in wartime:
facilities and equipment for the handling and storage of cargo, agricultural machinery, construction machinery, and other facilities, installations and machinery intended for works of engineering [and] facilities and equipment for … automation, meteorology, topographical and geodesic systems. 
Cuba, National Defence Act, 1994, Article 119(b) and (c).