Marek Zaionc. A Characterisation of Lambda Definable Tree Operations. Inf. Comput., 89(1):35-46, November 1990.
@article{Zaionc90,
title = {A Characterisation of Lambda Definable Tree Operations},
author = {Marek Zaionc},
year = {1990},
month = {November},
researchr = {https://researchr.org/publication/Zaionc90},
cites = {0},
citedby = {0},
journal = {Inf. Comput.},
volume = {89},
number = {1},
pages = {35-46},
}