"Similarly, paper mills – organizations that produce fabricated or low-quality manuscripts for profit – often rely on inflated co-authorship networks to boost the metrics of paying researchers..."
The article references this paper on predatory journals as the source: https://link.springer.com/article/10.1186/s12916-015-0469-2?...
According to this paper more than 75% of the authors published in these journals originate in India and Africa (mostly Nigeria).
"Similarly, paper mills – organizations that produce fabricated or low-quality manuscripts for profit – often rely on inflated co-authorship networks to boost the metrics of paying researchers..."
The article references this paper on predatory journals as the source: https://link.springer.com/article/10.1186/s12916-015-0469-2?...
According to this paper more than 75% of the authors published in these journals originate in India and Africa (mostly Nigeria).