@article{karmann_lancman_2013,  title={Professor - intensificação do trabalho e o uso da voz},  volume={18},  ISSN={2317-6431},  url={https://www.scielo.br/j/acr/a/TtsvMsvYKM9fQ3THnwPYytQ/},  number={3},  journal={Audiology - Communication Research},  publisher={Academia Brasileira de Audiologia},  author={Karmann, Delmira de Fraga e and Lancman, Selma},  year={2013},  pages={162–170} }