Co-Authors - Afrizal Abda Abda Abdul Kadir Aghni Syahmarani Andri Budiman, Mohammad Azwar, Nurul Azri Deddy Yusuf Yudhyarta Edwin, Romy Suryaningrat Ginting, Yoga Gilbert Harahap, Koiy Sahbuddin Harahap, Koiy Sahbudin Harahap, Latifah Hanum Helmiati Helmiati Herman Mawengkang Inayanti, Adisty Putri Indra Wahyu, Indra Irwan Irwan Kamila, Melisa Kembaren, Ricky Crist Geoversam Imantara Khairunnas Jamal Khairunnas Rajab Mahyuddin K. M Nasution Manurung, Jonson Muhammad, Sidiq Nababan, Esther Sorta Mauli Nasution, Putri Khairiah Opim Salim Sitompul Parapat Gultom Pasaribu, Ampudan Riki Poltak Sihombing Rahman Rahman Ridwan, Ridwan Sari, Ardita Meila Sefrianti, Riski Siddik, Fajar Erin Sihombing, Hanissa Wandansari Sitompul, Weny Grace Suarman Sutarman Sutarman Syahputra, Muhammad Syahputra, Muhammad Romi Syahriol Sitorus Tambunan, Gilbert Pauly Hamonangan Tangngareng, Tasmim Tanjung, Ilyas Telaumbanua, Tolona Berkat Lindung Tulus Tulus Yarni, Linda Zahedi . Zamsiswaya