OTAMURODOV, Shavkat, Shujin ZHU, Tenglong ZHONG, and Ihtisham ul HAQ. 2016. “THE ROLE OF EXTENSIVE MARGIN AND INTENSIVE MARGIN IN KAZAKHSTAN’S EXPORT GROWTH”. Ecoforum Journal 5 (2). https://ecoforumjournal.ro/index.php/eco/article/view/2622.