“…In addition to classic models, there are applications of DEA using advanced models, such as Fuzzy DEA Liu, 2003;Chuang, 2009) and Assurance Region Shim, 2003;Lin, 2004 Furthermore, considering the characteristics of an university library, it is possible to observe different ways to apply DEA, specially together with other assessment methods, for instance: Markovian Hypothesis (Jorge et al, 2009;Carvalho et al, 2013), Free Disposal Hull Approach (FDH) (Stroobants;Bouckaert, 2014), Stochastic frontier regression (Saunders, 2002), Malmquist index approach Sommersguter-Reichmann, 2009;Simon et al, 2011) and Bootstrap method (Simon et al, 2011).…”