@article{bhatia1977,
  title={Graduate Texts in Mathematics},
  author={Rajendra Bhatia and Glen Bredon and Wolfgang Walter and Joseph Rotman and M. Ram Murty and Jane Gilman and Peter Walters and Martin Golubitsky and Ioannis Karatzas and Henri Cohen and Raoul Bott and Gaisi Takeuti and Béla Bollobás and John M. Lee and Jiřı́ Matoušek and Saunders Mac Lane and John L. Kelley and B. A. Dubrovin and Tom M. Apostol and John Stillwell and William Arveson},
  year={1977},
  url={https://knowledgetrend.com/paper/graduate-texts-in-mathematics}
}