“…HR is related to the number of researchers at the university (Frenken et al , 2017; Bonaccorsi and Secondi, 2017), researcher quality (Abramo et al , 2016, 2019; Docampo and Cram, 2016; Gulbrandsen and Thune, 2017; Tavares et al , 2019; White et al , 2012), visiting researcher (Carayol and Matt, 2006) and the involvement of young researchers including students (Aprile et al , 2020; Frenken et al , 2017; Grisorio and Prota, 2019). Research funding in universities comes from government grants (Lee and Kim, 2019; Menter et al , 2018) and nongovernment grants (Muscio et al , 2016; Zharova et al , 2018), while the aspects of facilities include libraries (Swiatek, 2019) and laboratories (Bonaccorsi and Secondi, 2017; Laredo and Mustar, 2000).…”