Kubera ko isi igenda yiyongera ku mbaraga zishobora kongera ingufu, ingufu z'izuba, nk'isoko ry'ingufu zisukuye kandi zirambye, zirimo kwitabwaho cyane. Mu buhanga bwo gukoresha ingufu z'izuba, sisitemu yo gukurikirana imirasire y'izuba, cyane cyane izuba ryikora ryuzuye kandi rikwirakwiza imirasire ...
Soma byinshi