The perception of cultural value towards college students: A case study in higher education. - Dian Anggraini Kusumajati; Yustinus Suhardi Ruman; Rusliansyah Anwar; Kristianus Oktriono (HSI, 2017)

The role of instant messaging in building virtual teamwork: A case study of character education in Binus University. - Murty Magda Pane; Yustinus Suhardi Ruman; Iwan Irawan (HSI, 2017)