Statement:
In South Africa scientists published more significant scientific articles than in Sudan

In the Citatable Scientific Publications rating South Africa holds position #31 ²⁰²¹ out of 206 and Sudan is #92 out of 206 ²⁰²¹.
Position of South Africa is better than position of Sudan.

Referencies:

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

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

   South Africa	'Citable documents' value is	30,360
   Sudan	'Citable documents' value is	1,617