Pengaruh volatilitas research & development expense terhadap stock return di Indonesia, Malaysia, dan Singapura pada periode 2015-2019 = The influence of research & development cost volatility on stock return in Indonesia, Malaysia, & Singapore period 2015-2019

Pengaruh kepemilikan institusi asing terhadap volatilitas imbal hasil saham Perusahaan terdaftar di Bursa Efek Indonesia periode 2007-2011 = The impact of foreign institutional ownership toward stock return volatility of listed companies in Indonesia stock exchange within period of 2007-2011

Analisis pengaruh kepemilikan institusi asing terhadap volatilitas return Saham di Bursa Efek Indonesia tahun 2007-2011 = Analysis of the effect of foreign institutional ownership on stock return volatility in Indonesian stock exchange forperiode of 2007-2011

Pengaruh kepemilikan asing terhadap volatilitas return saham dan profitabilitas pada perusahaan terdaftar pada indeks saham: Kompas 100 periode 2012-2014 = Effect of foreign ownership towards stock return volatility and firm profitability at companies listed on stock index: Kompas 100 within period of 2012-2014

Pengaruh kepemilikan asing terhadap volatilitas imbal hasil saham perusahaan di Indonesia periode 2005-2015 = Analysis of foreign investment impact on stock return volatility evidence from Indonesian company period 2005 2015