Statement:
In Yemen scientists published more significant scientific articles than in Tonga

In the Citatable Scientific Publications rating Yemen holds position #93 ²⁰²¹ out of 206 and Tonga is #186 out of 206 ²⁰²¹.
Position of Yemen is better than position of Tonga.

Referencies:

1. Citatable Scientific Publications ²⁰²¹ by Scimago Journal & Country Rank

   The countries in the rating sorted by 'Citable documents' in descending order.

   Tonga	'Citable documents' value is	24
   Yemen	'Citable documents' value is	1,599