Related Rule
Practice Relating to Rule 7. The Principle of Distinction between Civilian Objects and Military Objectives
Section A. The principle of distinction
Indonesia’s Military Manual (1982) provides: “The targets of every military operation should be distinguished at all times.” 
Indonesia, The Basics of International Humanitarian Law, Legal Division of the Indonesian Armed Forces, 1982, § 91.
The Report on the Practice of Indonesia states: “According to the practices of the Indonesian armed forces, the distinction between civilian and military objects is compatible with the provisions stipulated in Article 52 of Protocol I.” 
Report on the Practice of Indonesia, 1997, Chapter 1.3.