H. Freeman, L. Garder. Apictorial Jigsaw Puzzles: The Computer Solution of a Problem in Pattern Recognition. IEEE Transactions on Computers, 13(2):118-127, 1964. [doi]
@article{FreemanG64,
title = {Apictorial Jigsaw Puzzles: The Computer Solution of a Problem in Pattern Recognition},
author = {H. Freeman and L. Garder},
year = {1964},
doi = {10.1109/PGEC.1964.263781},
url = {http://dx.doi.org/10.1109/PGEC.1964.263781},
researchr = {https://researchr.org/publication/FreemanG64},
cites = {0},
citedby = {0},
journal = {IEEE Transactions on Computers},
volume = {13},
number = {2},
pages = {118-127},
}