1. B. C. Jamalaiah, J. Suresh Kumar, A. Mohan Babu, T. Suhasini, L. R. Moorthy, J. Lumin., 129, 363-369 (2009).

2. Y. Zhang, C. Lu, L. Sun, Z. Xu, Y. Ni, Mater. Res. Bull., 44, 179-183 (2009).

3. E. Erdoğmuş, İ. Pekgözlü, E. Korkmaz, Spectroscopy, 29, 58-64 (2014).

4. İ. Pekgözlü, H. Karabulut, A. Mergen, A. S. Başak, J. Appl. Spectrosc., 83, 504-511 (2016).

5. E. Erdoğmuş, İ. Pekgözlü, Optik, 127, 7099-7103 (2016).

6. X. Liu, J. Lin, Solid State Sci., 11, 2030-2036 (2009).

7. Z. H. Ju, R. P. Wei, J. X. Ma, C. R. Pang, W. S. Liu, J. Alloys Compd., 507, 133-136 (2010).

8. Y. Yang, X. Jiang, Z. Lin, Y. Wu, Crystals, 7, 95-111 (2017).

9. P. Becker, Adv. Mater., 10, 979-992 (1998).

10. D. A. Keszler, Curr. Opin. Solid State Mater. Sci., 4, 155-162 (1999).

11. X. Wang, H. Qi, Y. Li, F. Yu, H. Wang, F. Chen, Y. Liu, Z. Wang, X. Xu, X. Zhao, Crystals, 7, 125-134 (2017).

12. L. Richter, F. Müller, Z. Anorg. Allg. Chem., 467, 123-125 (1980).

13. X. Li, C. Liu, L. Guan, W. Wei, G. Fu, Mater. Lett., 87, 121-123 (2012).

14. Y. Song, Q. Liu, X. Zhang, X. Fang, T. Cui, Mater. Res. Bull., 48, 3687-3690 (2013).

15. L. Cai, X. Li, Q. Cheng, J. Zheng, B. Fan, C. Chen, Funct. Mater. Lett., 8, 1550022-1550026 (2015).

16. N. V. Kumar, J. Sharma, V. K. Singh, O. M. Ntwaeaborwa, H. C. Swart, J. Electron. Spectrosc. Relat. Phenom., 206, 52-57 (2016).

17. İ. Pekgözlü, J. Lumin., 134, 8-13 (2013).

18. İ. Pekgözlü, Optik, 127, 4114-4117 (2016).

19. M. Manhas, V. Kumar, O. M. Ntwaeaborwa, H. C. Swart, Mater. Res. Express, 2, 075008 (2015).

20. İ. Pekgözlü, H. Karabulut, Inorg. Mater., 45, 61-64 (2009).

21. E. Cavalli, A. Belletti, R. Mahiou, P. Boutinaud, J. Lumin., 130, 733-736 (2010).

22. C. M. Reddy, G. R. Dillip, K. Mallikarjuna, S. Z. A. Ahamed, B. S. Reddy, B. P. Raju, J. Lumin., 131, 1368-1375 (2011).

23. İ. Pekgözlü, S. Çakar, J. Lumin., 132, 2312-2317 (2012).

24. E. Erdoğmuş, İ. Pekgözlü, J. Appl. Spectrosc., 81, 373-377 (2014).