title: Xadgudubka guryaha ee Colorado: Waa sidan sida ay isbeddeleen waraaqaha laga soo bilaabo 2018
abstract: Warbixin cusub ayaa sheegeysa in suuqa guryaha iyo dhaqaalaha ay weli yihiin kuwo xoogan oo ku saleysan tirada yar ee la soo gudbiyay.