Jinyang Chen, Lihong Huang, Jiang Zhou. +-+. Ars Comb., 105:103-115, 2012.
@article{ChenHZ12-0, title = {+-+}, author = {Jinyang Chen and Lihong Huang and Jiang Zhou}, year = {2012}, researchr = {https://researchr.org/publication/ChenHZ12-0}, cites = {0}, citedby = {0}, journal = {Ars Comb.}, volume = {105}, pages = {103-115}, }