Bibliography (5):

1. Attention Is All You Need

2. GLUE: A Multi-Task Benchmark and Analysis Platform for Natural Language Understanding

3. Long Range Arena (LRA): A Benchmark for Efficient Transformers

4. https://github.com/mlpen/Nystromformer

5. Wikipedia Bibliography:

   1. https://en.wikipedia.org/wiki/Nystr%C3%B6m_method  :

      https://en.wikipedia.org/wiki/Nystr%C3%B6m_method