| Repdigits as products of two Pell or Pell-lucas numbers Z Siar, F Erduvan, R Keskin Acta Mathematica Universitatis Comenianae 88 (2), 247-256, 2019 | 33 | 2019 |
| Lucas numbers which are concatenations of three repdigits F Erduvan, R Keskin Results in Mathematics 76, 1-13, 2021 | 19 | 2021 |
| Repdigits as products of two Fibonacci or Lucas numbers F Erduvan, R Keskin Proceedings-Mathematical Sciences 130, 1-14, 2020 | 19 | 2020 |
| Repdigits base b as products of two Lucas numbers F Erduvan, R Keskin, Z Şiar Quaestiones Mathematicae 44 (10), 1283-1293, 2021 | 18 | 2021 |
| Fibonacci and Lucas numbers as products of two repdigits F Erduvan, R Keskin Turkish Journal of Mathematics 43 (5), 2142-2153, 2019 | 16 | 2019 |
| Nonnegative integer solutions of the equation F Erduvan, R Keskin Turkish Journal of Mathematics 43 (3), 1115-1123, 2019 | 16 | 2019 |
| Fibonacci or Lucas numbers which are products of two repdigits in base b Z Şiar, R Keskin, F Erduvan Bulletin of the Brazilian Mathematical Society, New Series 52 (4), 1025-1040, 2021 | 15 | 2021 |
| Repdigits base b as products of two Pell numbers or Pell–Lucas numbers F Erduvan, R Keskin, Z Şiar Boletín de la Sociedad Matemática Mexicana 27, 1-17, 2021 | 15 | 2021 |
| Repdigits base b as products of two Fibonacci numbers F Erduvan, R Keskin, Z Şiar Indian Journal of Pure and Applied Mathematics 52 (3), 861-868, 2021 | 13 | 2021 |
| Lucas numbers which are concatenations of two repdigits F Erduvan, R Keskin Boletín de la Sociedad Matemática Mexicana 27, 1-11, 2021 | 13 | 2021 |
| Fibonacci and Lucas numbers as difference of two repdigits F Erduvan, R Keskin, F Luca Rendiconti del Circolo Matematico di Palermo Series 2 71 (2), 575-589, 2021 | 13 | 2021 |
| Repdigits in the base b as sums of four balancing numbers R Keskin, F Erduvan Mathematica Bohemica 146 (1), 55-68, 2021 | 9 | 2021 |
| Fibonacci numbers which are products of two balancing numbers F Erduvan, R Keskin Annales Mathematicae et Informaticae 50, 57-70, 2019 | 7 | 2019 |
| Pell and Pell–Lucas Numbers as Product of Two Repdigits F Erduvan, R Keskin Mathematical Notes 112 (5), 861-871, 2022 | 6 | 2022 |
| Repdigits base b as difference of two Fibonacci numbers Z Siar, F Erduvan, R Keskin J. Math. Study 55 (1), 84-94, 2022 | 6 | 2022 |
| Fibonacci numbers which are products of two Jacobsthal numbers F Erduvan, R Keskin Tbilisi Mathematical Journal 14 (2), 105-116, 2021 | 4 | 2021 |
| On Concatenations of Two Padovan and Perrin Numbers F Erduvan Bulletin of the Iranian Mathematical Society 49 (5), 62, 2023 | 2 | 2023 |
| LUCAS NUMBERS WHİCH ARE CONCATENATİONS OF TWO LUCAS NUMBERS F Erduvan HODJA AKHMET YASSAWI 7. International Congress on Scientific Research …, 2023 | 2* | 2023 |
| Fibonacci numbers which are concatenations of three repdigits F Erduvan, R Keskin Matematički Vesnik 74 (3), 155-162, 2022 | 2 | 2022 |
| Mulatu numbers that are concatenations of two Lucas numbers F Erduvan Afyon Kocatepe University Journal of Science and Engineering 23 (4), 914-920, 2023 | 1* | 2023 |
Refik KeskinSakarya University在 sakarya.edu.tr 的电子邮件经过验证
