@article{rocha_almeida_dias_2021,  title={Pure Procrastination Scale e Irrational Procrastination Scale: Validation of a Brazilian Version},  volume={26},  ISSN={1413-8271},  url={https://doi.org/10.1590/1413-82712021260309},  DOI={10.1590/1413-82712021260309},  number={3},  journal={Psico-USF},  publisher={Universidade de São Francisco, Programa de Pós-Graduação Stricto Sensu em Psicologia},  author={Rocha, Roberta Zanini da and Almeida, Carla Regina Santos and Dias, Ana Cristina Garcia},  year={2021},  month={Jul},  pages={507–518} }