Pande, Neeraj Anant. “Spacings Between and Units & Tens Place Digits in Primes till One Trillion in Arithmetical Progressions 11n + K”. International Journal Of Mathematics And Computer Research 4, no. 06 (June 17, 2016): 1493-1501. Accessed May 16, 2024. http://ijmcr.in/index.php/ijmcr/article/view/58.