Impact here actually means citations. They clumsily say citations twice. Underlining the field of bibliometrics is the idea that citations correlates with the i

Impact here actually means citations. They clumsily say citations twice. Underlining the field of bibliometrics is the idea that citations correlates with the impact the a paper has on scientific discourse. It's intentionally vague because its hard to say what even highly cited papers objectively achieve. https://en.wikipedia.org/wiki/Citation_impact https://en.wikipedia.org/wiki/Citation_impact