Соответствующая норма
Practice Relating to Rule 125. Correspondence of Persons Deprived of Their Liberty
Senegal’s IHL Manual (1999) provides that one of the fundamental guarantees common to IHL conventions and the Universal Declaration of Human Rights is the right of detained persons to send and receive letters and cards whose number may be limited by the competent authority if it deems necessary. 
Senegal, Le DIH adapté au contexte des opérations de maintien de l’ordre, République du Sénégal, Ministère des Forces Armées, Haut Commandement de la Gendarmerie et Direction de la Justice Militaire, Cabinet, 1999, pp. 3 and 24.