Selecting content-based features for collaborative filtering recommenders. - Royi Ronen; Noam Koenigstein; Elad Ziklik; Nir Nice (RecSys, 2013)

Sage: recommender engine as a cloud service. - Royi Ronen; Noam Koenigstein; Elad Ziklik; Mikael Sitruk; Ronen Yaari; Neta Haiby-Weiss (RecSys, 2013)

Data Quality Matters in Recommender Systems. - Oren Sar Shalom; Shlomo Berkovsky; Royi Ronen; Elad Ziklik; Amihood Amir (RecSys, 2015)