Author Certification
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Certificate 2021 December
Maria Titik Windarwati: Download
Junio Richson Sirait: Download
Hestyn Natal Istinatun: Download
Tamba Parulian: Download
Emeliana: Download
Janes Sinaga: Download
Rudolf Weindra Sagala: Download
Rolyana Ferinia: Download
Stimson Hutagalung: Download
Amran Maher Dionizius Isu: Download
Maglon Ferdinand Banamtuan: Download
Yakup Lopo: Download
Yakub Hendrawan Perangin Angin: Download
Tri Astuti Yeniretnowati: Download
Dadan Wahyu: Download
Certificate 2021 June
Andreas Sese Sunarko: Download
Daniel Supriyadi: Download
Reni Triposa: Download
Yonatan Alex Arifianto: Download
Yudi Henrilia: Download
Yakub Hendrawan Perangin Angin: Download
Tri Astuti Yenirenowati: Download
Novita Loma Sahertian: Download
David Ming: Download
Hestyn Natal Istinatun: Download
Junio Richson Sirait: Download
Certificate 2020 December
Thomas Prajnamitra: Download
Hana Suparti: Download
Sri Wahyuni: Download
Paulus Sentot Purwoko: Download
Esra Sitanggang: Download
Muner Daliman: Download
Mesirawati Waruwu: Download
Yonatan Alex Arifianto: Download
Aji Suseno: Download
Paulus Kunto Baskoro: Download
Hardi Budiyana: Download