TY - CHAP AU - Valverde Ibáñez, Pilar PY - 2014 SN - 978-4-9908014-2-7 UR - https://uvadoc.uva.es/handle/10324/78031 AB - Annotating learner texts with article error information is a difficult task. To identify which are the main difficulties for annotators, we carry out an annotation experiment in Spanish texts written by Japanese learners. Two expert and two non-expert... LA - eng PB - Asia-Pacific Society for Computers in Education TI - Challenges in the annotation of article errors in Spanish learner texts ER -