<?xml version="1.0" encoding="UTF-8"?>
<references>
<reference>
  <a1>Escribano, D.</a1>
  <a2>Doldán-Martelli, V.</a2>
  <a2>Lapuente, F.J.</a2>
  <a2>Cuesta, J.A.</a2>
  <a2>Sánchez, A.</a2>
  <t1>Evolution of social relationships between first-year students at middle school: from cliques to circles</t1>
  <t2>Sci. rep. (Nat. Publ. Group)</t2>
  <sn/>
  <op/>
  <vo/>
  <ab/>
  <la>eng</la>
  <k1/>
  <pb/>
  <pp/>
  <yr>2021</yr>
  <ed/>
  <ul>http://zaguan.unizar.es/record/110687/files/texto_completo.pdf;
	http://zaguan.unizar.es/record/110687/files/texto_completo.jpg?subformat=icon;
	</ul>
  <no>Imported from Invenio.</no>
</reference>

</references>