This issue has been available online since 10th March 2016 for the regular issue of April 2016. All articles in this issue were authored/co-authored by 50 authors from 6 countries (Indonesia, Japan, United Kingdom, Sweden, New Zealand, and China).
Rodiansono Rodiansono, Maria Dewi Astuti, Syahrul Khairi, Shogo Shimazu
Nur Hidayati, Keith Scott
Hadiyanto Hadiyanto, Sri Puji Lestari, Widayat Widayat
Muhammad Mufti Azis, Derek Creaser
Istadi Istadi, Udin Mabruro, Bintang Ayu Kalimantini, Luqman Buchori, Didi Dwi Anggoro
Dessy Ariyanti, Junzhe Dong, Junye Dong, Wei Gao
Ratnawati Ratnawati, Aji Prasetyaningrum, Dyah Hesti Wardhani
Luqman Buchori, Istadi Istadi, Purwanto Purwanto, Anggun Kurniawan, Teuku Irfan Maulana
Ratna Dewi Kusumaningtyas, Imam Novrizal Aji, Hadiyanto Hadiyanto, Arief Budiman
Didi Dwi Anggoro, Nur Hidayati, Luqman Buchori, Yayuk Mundriyastutik
Dewi Tristantini, Ricky Kristanda Suwignjo
David Bahrin, Subagjo Subagjo, Herri Susanto
Jun-Xia Zhang, Jiang Feng Zhang
Jingke Deng, Guoping Li, Lianhua Shen, Yunjun Luo
Yubo Duan, Zhihua Xu, Xiaochun Jiang
Yonghua Lu, Weiwei Gao, Fang Xu, Guangxian Zhang, Fengxiu Zhang