Peng Gao, Liangyi Zhao. Primes p ≡ 1 mod d and a(p-1)/d ≡ 1 mod p. Integers, 19, 2019. [doi]
@article{GaoZ19-14, title = {Primes p ≡ 1 mod d and a(p-1)/d ≡ 1 mod p}, author = {Peng Gao and Liangyi Zhao}, year = {2019}, url = {http://math.colgate.edu/~integers/t33/t33.Abstract.html}, researchr = {https://researchr.org/publication/GaoZ19-14}, cites = {0}, citedby = {0}, journal = {Integers}, volume = {19}, }