An Estonian Morphological Analyser and the Impact of a Corpus on Its Development. - Heiki-Jaan Kaalep (Comput. Humanit., 1997)

Multext-East: Parallel and Comparable Corpora and Lexicons for Six Central and Eastern European Languages. - Ludmila Dimitrova; Nancy Ide; Vladimír Petkevic; Tomaz Erjavec; Heiki-Jaan Kaalep; Dan Tufis (COLING-ACL, 1998)

The role of Internet in creating, financing and integrating language resources. - Heiki-Jaan Kaalep; Rene Prillop; Epp Ehasalu (LREC, 1998)

Using the Text Corpus to Create a Comprehensive List of Phrasal Verbs. - Heiki-Jaan Kaalep; Kadri Muischnek (LREC, 2002)

Comparing parallel corpora and evaluating their quality. - Heiki-Jaan Kaalep; Kaarel Veskis (MTSummit, 2007)

Estonian-English Statistical Machine Translation: the First Results. - Mark Fishel; Heiki-Jaan Kaalep; Kadri Muischnek (NODALIDA, 2007)

Experiments on Processing Overlapping Parallel Corpora. - Mark Fishel; Heiki-Jaan Kaalep (LREC, 2008)

The Estonian Reference Corpus: Its Composition and Morphology-aware User Interface. - Heiki-Jaan Kaalep; Kadri Muischnek; Kristel Uiboaed; Kaarel Veskis (Baltic HLT, 2010)

The variability of multi-word verbal expressions in Estonian. - Kadri Muischnek; Heiki-Jaan Kaalep (Lang. Resour. Evaluation, 2010)

CorporAl: a Method and Tool for Handling Overlapping Parallel Corpora. - Mark Fishel; Heiki-Jaan Kaalep (Prague Bull. Math. Linguistics, 2010)

Morphological analysis of a non-standard language variety. - Heiki-Jaan Kaalep; Kadri Muischnek (NODALIDA, 2011)

A trivial method for choosing the right lemma. - Heiki-Jaan Kaalep; Riin Kirt; Kadri Muischnek (Baltic HLT, 2012)

Robust clause boundary identification for corpus annotation. - Heiki-Jaan Kaalep; Kadri Muischnek (LREC, 2012)

EstNLTK - NLP Toolkit for Estonian. - Siim Orasmaa; Timo Petmanson; Alexander Tkachenko; Sven Laur; Heiki-Jaan Kaalep (LREC, 2016)

Can We Create a Tool for General Domain Event Analysis? - Siim Orasmaa; Heiki-Jaan Kaalep (NODALIDA, 2017)

Estonian Morphology in the Giella Infrastructure. - Heiki-Jaan Kaalep; Sjur Nørstebø Moshagen; Trond Trosterud (Baltic HLT, 2018)

Looking into Estonian Syllabification. - Heiki-Jaan Kaalep (Balt. J. Mod. Comput., 2022)

Microservices at Your Service: Bridging the Gap between NLP Research and Industry. - Tiina Lindh-Knuutila; Hrafn Loftsson; Pedro Alonso Doval; Sebastian Andersson; Bjarni Barkarson; Héctor Cerezo-Costas; Jón Guðnason; Jökull Gylfason; Jarmo Hemminki; Heiki-Jaan Kaalep (NoDaLiDa, 2023)