Analysis of information sources in references of the Wikipedia article "Nội chiến Yemen (2014–nay)" in Vietnamese language version.
<ref> không hợp lệ: tên “repel” được định rõ nhiều lần, mỗi lần có nội dung khácHundreds of Sudanese troops reportedly arrived in the southern port city of Aden on Saturday, the first batch of an expected 10,000 reinforcements for the Saudi-led coalition.
|access-date= (trợ giúp)North Korea's military support for Houthi rebels in Yemen is the latest manifestation of its support for anti-American forces.
<ref> không hợp lệ: tên “offensive” được định rõ nhiều lần, mỗi lần có nội dung khácNorth Korea's military support for Houthi rebels in Yemen is the latest manifestation of its support for anti-American forces.
<ref> không hợp lệ: tên “offensive” được định rõ nhiều lần, mỗi lần có nội dung khácHundreds of Sudanese troops reportedly arrived in the southern port city of Aden on Saturday, the first batch of an expected 10,000 reinforcements for the Saudi-led coalition.