Designing of a retail chatbot and analysing its impact on customer experienceLepp, BrendaAI IN BUSINESS : proceedings of the scientific workshop on business implications of artificial intelligence, June 7, 20222022 / p. 51-54 : ill https://www.ester.ee/record=b5506022*est https://digikogu.taltech.ee/et/Item/2096bada-661d-4928-99a7-bfbce51825d8