@article{massivemimogoessubghzimplementationand,
  title = {Massive MIMO goes Sub-GHz: Implementation and Experimental Exploration for LPWANs},
  author = {Gilles Callebaut and Sara Gunnarsson and Andrea P. Guevara and Fredrik Tufvesson and Sofie Pollin and Liesbet Van der Perre and Anders J Johansson},
  year = {2020},
  eprint = {2012.01803},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2012.01803v1},
}