| Norm inequalities related to the arithmetic–geometricmean inequalities for positive semidefinite matrices | Mostafa Hayajneh; Saja Hayajneh; Fuad Kittaneh | Positivity | 22 | Springer Nature Switzerland | 2018 |
| Irreducibility of the Cayley-Menger determinant, and of a class of related polynomials | Mowaffaq Hajja, Mostafa Hayajneh, Bach Nguyen, Shadi Shaqaqha | Beiträge zur Algebra und Geometrie/Contributions to Algebra and Geometry | 59 | Springer Berlin Heidelberg | 2018/6 |
| ON SOME CLASSICAL TRACE INEQUALITIES AND A NEW HILBERT-SCHMIDT NORM INEQUALITY | MOSTAFAl HAYAJNEH, SAJA HAYAJNEH, FUAD KITTANEH | Mathematical Inequalities and Applications | 21 | Element d.o.o | 2018 |
| Long altitudes and an unexpected appearance of the golden ratio | Saadi Abu-Saymeh, Mowaffaq Hajja, Mostafa Hayajneh | The Mathematical Gazette | 102 | Cambridge University Press | 2018/11 |
| Pre-kites: Simplices having a regular facet | Mowaffaq Hajja, Ismail Hammoudeh, Mostafa Hayajneh | Beiträge zur Algebra und Geometrie/Contributions to Algebra and Geometry | 58 | Springer Berlin Heidelberg | 11/2017 |
| Distances from the vertices of a regular simplex | Mowaffaq Hajja, Mostafa Hayajneh, Bach Nguyen, Shadi Shaqaqha | Results in Mathematics | 72 | Springer International Publishing | 2017/9 |
| ON THE ANDO–HIAI–OKUBO TRACE INEQUALITY | MOSTAFA HAYAJNEH, SAJA HAYAJNEH, FUAD KITTANEH | Journal of Operator Theory | 77 | The Theta Foundation | 2017 |
| NORM INEQUALITIES FOR POSITIVE SEMIDEFINITE MATRICES AND A QUESTION OF BOURIN | MOSTAFA HAYAJNEH, SAJA HAYAJNEH, FUAD KITTANEH | International Journal of Mathematics | 28 | World Scientific Publishing | 12/2017 |
| REMARKS ON SOME NORM INEQUALITIES FOR POSITIVE SEMIDEFINITE MATRICES AND QUESTIONS OF BOURIN | MOSTAFA HAYAJNEH, SAJA HAYAJNEH, FUAD KITTANEH | Mathematical Inequalities & Applications | 20 | Element d.o.o | 2017 |
| Concurrence of tetrahedral cevians associated with triangle centers | M Hajja, I Hammoudeh, M Hayajneh, H Martini | Journal of Geometry | 111 | ---- | 2020 |
| Norm inequalities for positive semi-definite matrices and a question of Bourin II | M Hayajneh, S Hayajneh, F Kittaneh | International Journal of Mathematics | 23 | ---- | 2021 |
| Long medians and long angle bisectors | Sadi Abu-Saymeh, Yaqeen Al-Momani, Mowaffaq Hajja, Mostafa Hayajneh | The Mathematical Gazette | 105 | Cambridge University Press | 2021 |
| Norm inequalities for positive semidefinitematrices and a question of Bourin III | Mostafa Hayajneh, Saja Hayajneh, Fuad Kittaneh, Imane Lebaini | Positivity | ---- | ---- | 2022 |
| Norm inequalities for positive definite matrices related to a question of Bourin | Amer Darweesh; Mostafa Hayajneh; Saja Hayajneh; Fuad Kittanehd | 71 | 3 | Taylor & Francis | 2023 |
| A Hilbert-Schmidt norm Inequality for positive semidefinite matrices related to a question of Bourin | Mostafa Hayajneh; Saja Hayajneh; Fuad Kittaneh | Positivity | 26 | Springer Nature | 2022 |
| New Hilbert-Schmidt norm inequalities for positive semidefinite matrices | Mostafa Hayajneh; Saja Hayajneh; Fuad Kittaneh | Advances in Operator Theory | 8 | ---- | 2023 |
| Remarks on a question of Bourin for positive semidefinite matrices | Mostafa Hayajneh; Saja Hayajneh; Fuad Kittaneh | Results in Mathematics | 28 | ---- | 2023 |
| A unitarily invariant norm inequality for positive semidefinite matrices and a question of Bourin | Mostafa Hayajneh; Saja Hayajneh; Fuad Kittaneh | Results in Mathematics | ---- | ---- | 2023 |
| On norm inequalities related to the geometric mean | Shaima'a Freewan; Mostafa Hayajneh | Linear Algebra and its Applications | 670 | ---- | 2023 |