Ingo Althöfer. Tight Lower Bounds on the Length of Word Chains. Inf. Process. Lett., 34(5):275-276, 1990.
@article{Althofer90:1, title = {Tight Lower Bounds on the Length of Word Chains}, author = {Ingo Althöfer}, year = {1990}, researchr = {https://researchr.org/publication/Althofer90%3A1}, cites = {0}, citedby = {0}, journal = {Inf. Process. Lett.}, volume = {34}, number = {5}, pages = {275-276}, }