@article{ref1,
title="Measurement and magnitude of bullying in Peru",
journal="Revista Peruana de Medicina Experimental y Salud Pública",
year="2015",
author="Cobián-Lezama, Carla and Nizama-Vía, Ayar and Ramos-Aliaga, David and Mayta-Tristán, Percy",
volume="32",
number="1",
pages="196-197",
abstract="<p>[English language abstract unavailable]</p> <p>Language: es</p>",
language="es",
issn="1726-4634",
doi="",
url="http://dx.doi.org/"
}