Barrera Tolosa, L.H. and Vásquez Alejo, Y.Z. 2010. Effects of standardized quality management systems on SMEs: implications for corporate social responsibility. SIGNOS-Investigación en Sistemas de Gestión. 2, 2 (Jul. 2010), 15–26. DOI:https://doi.org/10.15332/s2145-1389.2010.0002.01.