Which model of programming for LISP: sequential, functional or mixed?

Chung-Kwong Yuen. Which model of programming for LISP: sequential, functional or mixed?. SIGPLAN Notices, 26(10):83-92, 1991. [doi]

@article{Yuen91,
  title = {Which model of programming for LISP: sequential, functional or mixed?},
  author = {Chung-Kwong Yuen},
  year = {1991},
  doi = {10.1145/122616.122626},
  url = {http://doi.acm.org/10.1145/122616.122626},
  tags = {functional programming, programming},
  researchr = {https://researchr.org/publication/Yuen91},
  cites = {0},
  citedby = {0},
  journal = {SIGPLAN Notices},
  volume = {26},
  number = {10},
  pages = {83-92},
}