File Urls
"{\"id\":6208,\"type\":\"document\",\"url\":\"https:\/\/biteducation.easyedu.vn\/sites\/default\/files\/easyschool\/upload\/2026\/03\/cac-dang-bai-tap-mon-toan-9-chan-troi-sang-tao-661-1201.pdf\",\"width\":null,\"height\":null,\"thumbnail\":\"https:\/\/biteducation.easyedu.vn\/sites\/all\/themes\/easyedu\/images\/pdf-large.png\"}"
Lecture Type
Giáo trình
Created by
b7b3f92b-c5ee-4d33-a7a7-844501c9e57e