Integration of Flexible Keypad Into Clothing. ENVIRONMENT. TECHNOLOGY. RESOURCES. Proceedings of the International Scientific and Practical Conference, [S. l.], v. 2, p. 173–180, 2015. DOI: 10.17770/etr2011vol2.996. Disponível em: https://archive-journals.rtu.lv/etr/article/view/3791.. Acesso em: 11 mar. 2026.