**2. Statistics of the Special Issue**

The statistics of the call for papers for this Special Issue, related to published or rejected items, are as follows: total submissions, 15; published, 11 (73%); rejected, 4 (17%).

The authors' geographical distribution by country for published papers is shown in Table 1, where it is possible to observe 30 authors from three different countries. Note that it is usual for an article to be signed by more than one author and for authors to collaborate with others at different affiliations.

**Table 1.** Geographic distribution by the country of author.


#### **3. Authors of this Special Issue**

The authors of this Special Issue and their main affiliations are summarized in Table 2, where there are three authors on average per manuscript.


**Table 2.** Affiliations and bibliometric indicators for the authors.


**Table 2.** *Cont*.
