@article{valva2024qbo,
  title = {The QBO, the annual cycle, and their interactions: Isolating periodic modes with Koopman analysis},
  author = {Claire Valva and Edwin P. Gerber},
  year = {2024},
  eprint = {2407.17422},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2407.17422},
}