Correction to: Chapter 5 in: C. Ghezzi, Being a Researcher,https://doi.org/10.1007/978-3-030-45157-8_5

The original version of the chapter was inadvertently published with an error. The chapter has now been corrected.

On page 106, the sentence has been updated as follows

The formula computes the impact factor of a given journal in year y as the number of citations in year y of articles published during the two preceding years, divided by the total number of articles published in that journal during the two preceding years.