What are the `carry over effects' in changing from a procedural to a declarative approach?

Jawed I. A. Siddiqi, Babak Khazaei. What are the `carry over effects' in changing from a procedural to a declarative approach?. In Proceedings of the 13th Annual International Computer Software and Applications Conference, COMPSAC 1989, Orlando, FL, USA, 20-22 September, 1989. pages 708-710, IEEE, 1989. [doi]

@inproceedings{SiddiqiK89,
  title = {What are the `carry over effects' in changing from a procedural to a declarative approach?},
  author = {Jawed I. A. Siddiqi and Babak Khazaei},
  year = {1989},
  doi = {10.1109/CMPSAC.1989.65169},
  url = {http://dx.doi.org/10.1109/CMPSAC.1989.65169},
  researchr = {https://researchr.org/publication/SiddiqiK89},
  cites = {0},
  citedby = {0},
  pages = {708-710},
  booktitle = {Proceedings of the 13th Annual International Computer Software and Applications Conference, COMPSAC 1989, Orlando, FL, USA, 20-22 September, 1989},
  publisher = {IEEE},
  isbn = {0-8186-1964-3},
}