Hassan Yousefi Azari Nejad(retired)

1. The undirected power graphs of finite groups

Pourgholi Gholamreza, Yousefi Azari Nejad Hassan, Ashrafi Alireza (2015)., Bulletin of the Malaysian Mathematical Sciences Society, 38(2015), 1517-1525.

2. On the punctured power graph of a finite group

Curtin Brian, Pourgholi Gholamreza, Yousefi Azari Nejad Hassan (2015)., Australasian Journal of Combinatorics, 62(1), 1-7.

1. Wiener Index of Organosilicon Dendrimer

Yousefi Azari Nejad Hassan, Ashrafi Alireza, Khalifeh Mohammad Hossein (2014)., JOURNAL OF OPTOELECTRONICS AND ADVANCED MATERIALS, 8(9), 961-963.

2. Total eccentricity of some graph operations

Fathali Khani Khadijeh, Faramarzi Hamed, Yousefi Azari Nejad Hassan (2014)., Electronic Notes in Discrete Mathematics, 45(1), 125-131.

1. Remarks on the Wiener index of unicyclic graphs

Nasiri Ramin, Yousefi Azari Nejad Hassan, Darafsheh Mohammad Reza, Ashrafi Alireza (2013)., Journal of Applied Mathematics and Computing, 41(1-2), 49-59.

2. On the number of paths Independent sets and matchings of low order in ( 4,6 ) - fullerenes

Yousefi Azari Nejad Hassan, Alireza Ashrafi, Behmaram Afshin (2013)., Communication in Numerical Methods in Engineering, 70(2), 525-532.

1. Closed formulas for the number of small paths independent sets and matchings in Fullerenes

Behmaram Afshin, Yousefi Azari Nejad Hassan, Ali Reza Ashrafi (2012)., APPLIED MATHEMATICS LETTERS, 25(11), 1721-1724.

2. Note on edge distance - balanced graphs

Tavakoli Mostafa, Yousefi Azari Nejad Hassan, Ali Reza Ashrafi (2012)., Transactions on Combinatorics, 1(1), 1-6.

3. Some Properties of the Hosoya and the merrifield - simmons indices

Khadije Fatahli Khani, Yousefi Azari Nejad Hassan (2012)., Applied Mathematical Sciences, 6(6), 273-269.

4. Remarks on Distance - Balanced graphs

Tavakoli Mostafa, Yousefi Azari Nejad Hassan (2012)., JOURNAL OF MATHEMATICAL CHEMISTRY, 2(2), 67-71.

5. Computing PI index of micelle - like chiral dendrimers

Yousefi Azari Nejad Hassan, Alireza Ashrafi (2012)., Bulgarian Chemical Communications, 44(4), 307-309.

1. A new polynomial canonical form of graphs

Amani Mahdi, Amirghiasvand Farrokh, Ahrabiyan Hayedeh, Nouzari Dalini Abbas, Yousefi Azari Nejad Hassan (2011)., 1th Iranian Conference on Algebraic Graph Theory and 2th Conference on Chemical Graph Theory, 20-22 October, Tehran, Iran.

2. Relations between some of the eccentric indices

Fathali Khani Khadijeh, Tafakori Elham, Yousefi Azari Nejad Hassan (2011)., 1th Iranian Conference on Algebraic Graph Theory and 2th Conference on Chemical Graph Theory, 20-22 October, Tehran, Iran.

3. More on distance-balanced graphs

Tavakkoli Mostafa, Yousefi Azari Nejad Hassan, Ashrafi Alireza (2011)., 1th Iranian Conference on Algebraic Graph Theory and 2th Conference on Chemical Graph Theory, 20-22 October, Tehran, Iran.

4. Some new results on theWiener polarity index of graphs

Behmaram Afshin, Yousefi Azari Nejad Hassan, Ashrafi Alireza (2011)., 1th Iranian Conference on Algebraic Graph Theory and 2th Conference on Chemical Graph Theory, 20-22 October, Tehran, Iran.

5. Further results on Wiener polarity index of graphs

Behmaram Afshin, Yousefi Azari Nejad Hassan (2011)., Iranian Journal of Mathematical Chemistry, 2(1), 67-70.

6. Calculating the edge Wiener and edge Szeged indices of graphs

Yousefi Azari Nejad Hassan, Khalifeh Mohammad Hossein, Ali Reza Ashrafi (2011)., JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, 235(16), 4866-4870.

7. Wiener polarity index of fullerenes and hexagonal systems

Behmaram Afshin, Yousefi Azari Nejad Hassan, Ali Reza Ashrafi (2011)., APPLIED MATHEMATICS LETTERS, 25(10), 1510-1513.

8. Some New Results on distance based polynomial

Afshin Behmaram, Yousefi Azari Nejad Hassan, Ali Reza Ashrafi (2011)., MATCH-COMMUNICATIONS IN MATHEMATICAL AND IN COMPUTER CHEMISTRY, 65(---), 39-50.

9. Eccentric and total eccentric connectivity indices of caterpillars

Fathalikhani Khadijeh, Yousefi Azari Nejad Hassan (2011)., Iranian Journal of Mathematical Chemistry, 2(1), 39-44.

10. Order of Magnitude of the PI Index

Mh Khalifeh, Yousefi Azari Nejad Hassan, Ashrafi A (2011)., Communication in Numerical Methods in Engineering, 65(1), 51-56.

1. KEKUL COUNT IN TUC4C8 ( R NANOTUBES

Ali Reza Ashrafi, Parviz Nikzad, Afshin Behmaram, Yousefi Azari Nejad Hassan (2010)., Studia Universitatis Babes-Bolyai Chemia, 55(4), 96-92.

2. Kekuleh Structures In Nanotubes

Behmaram Afshin, Yousefi Azari Nejad Hassan, Ashrafi Alireza (2010)., The First Iranian Conference on Chemical Graph Theory, 6-7 October, Tehran, Iran.

3. Hosoya and Merrifield-Simmons indices and Their properties

Fath Ali Khani Khadijeh, Yousefi Azari Nejad Hassan (2010)., The First Iranian Conference on Chemical Graph Theory, 6-7 October, Tehran, Iran.

4. An Exact Expression for the Padmakar - Ivan Polynomial of Some Nanostructures

Alireza Ashrafi, Yousefi Azari Nejad Hassan, Manochehriyan Behzad (2010)., Journal of Computational and Theoretical Nanoscience, 7(10), 2116-2118.