1. The Graduate School, Universitas Gadjah Mada (UGM), Yogyakarta, Indonesia
2. Social Division, BPS-Statistics of Riau Province, Pekanbaru, Indonesia
3. Research Center for Population, National Research and Innovation Agency (BRIN), Jakarta, Indonesia
4. Social Division, BPS-Statistics of West Kalimantan Province, Pontianak, Indonesia
5. Social Division, BPS-Statistics of Yogyakarta City, Yogyakarta, Indonesia
6. Social Division, BPS-Statistics of Malang District, Malang, Indonesia