@article{piqueira_takada_2005,  title={Processing and transmission of timing signals in synchronous networks},  volume={24},  ISSN={1807-0302},  url={https://www.scielo.br/j/cam/a/pHCcnhGHFQMB8MkMLbqKdpf/},  number={1},  journal={Computational & Applied Mathematics},  publisher={Sociedade Brasileira de Matemática Aplicada e Computacional},  author={Piqueira, J.R.C. and Takada, E.Y.},  year={2005},  month={Jan},  pages={27–49} }