Tika Widiastuti and Imam Wahyudi Indrawan (2015) Optimizing Cash Waqf Empowerment Through Institutionalization of Education Institute of Nashir. Proceedings International Conference and Ph.D Colloquium on Islamic Economics and Finance 2015 (ICIEF'15) . Dept. Ekonomi Syariah FEB Unair, Surabaya. ISBN ISSN: 2460-6685

Imron Mawardi, Dr., SP., M.Si and Tika Widiastuti, Dr., SE., M.Si (2015) Kesejahteraan dan Kemiskinan dalam Perspektif Islam. Staina Press, Surabaya. ISBN 978-602-71590-5-1

Tika Widiastuti and Raditya Sukmana and Sri Herianingrum, eds. (2015) The Role of Economic Empowerment for The Poor in a Zakat Institution. Proceedings Sydney International Business Research Conference 2015 . University of Western Sydney, Sydney. ISBN 978-0-9942714-0-2