Giovanni Lo Faro, Antoinette Tripodi. The spectrum of ::::I:::: and ::::I:::: with any lambda. Discrete Mathematics, 309(2):354-362, 2009. [doi]
@article{FaroT09, title = {The spectrum of ::::I:::: and ::::I:::: with any lambda}, author = {Giovanni Lo Faro and Antoinette Tripodi}, year = {2009}, doi = {10.1016/j.disc.2007.12.016}, url = {http://dx.doi.org/10.1016/j.disc.2007.12.016}, researchr = {https://researchr.org/publication/FaroT09}, cites = {0}, citedby = {0}, journal = {Discrete Mathematics}, volume = {309}, number = {2}, pages = {354-362}, }