@misc{indiciae9f0216d10f4b,
  title = {Limit theorems for weighted sums and stochastic approximation processes.},
  author = {T L Lai and H Robbins},
  year = {1978},
  doi = {10.1073/pnas.75.3.1068},
  url = {https://pubmed.ncbi.nlm.nih.gov/16592509/},
  note = {Source identifier: 16592509}
}