Philip Wadler. Comprehending Monads. Mathematical Structures in Computer Science, 2(4):461-493, 1992.
@article{Wadler92, title = {Comprehending Monads}, author = {Philip Wadler}, year = {1992}, researchr = {https://researchr.org/publication/Wadler92}, cites = {0}, citedby = {0}, journal = {Mathematical Structures in Computer Science}, volume = {2}, number = {4}, pages = {461-493}, }