A chart generation system for topical metrical poetry. - Berty Chrismartin Lumban Tobing; Ruli Manurung (ICCC, 2015)

Catapa Resume Parser: End to End Indonesian Resume Extraction. - Berty Chrismartin Lumban Tobing; Immanuel Rhesa Suhendra; Christian Halim (NLPIR, 2019)

Towards Building a Legal Virtual Assistant Based on Knowledge Graphs. - Douglas Raevan Faisal; Fariz Darari; Berty Chrismartin Lumban Tobing; On Lee (AI4LEGAL/KGSum@ISWC, 2022)