[1]Pavlov G G and Meszaros P 1993 Astrophys. J. 416
752

[2]Kahlon K S, Aulakh H S, Singh N, Mittal R, Allawadhi K L and Sood B
S 1991 Phys. Rev. A 43 1455

[3]Ertuv grul M, Buyukkasap E and Erdov gan H 1997
Appl. Spectrosc. Rev. 32 175

[4]Kumar A, Puri S, Mehta D, Garg M L and Singh N 1999 J.
Phys. B: At. Mol. Opt. Phys. 32 3701

[5]Tartari A, Baraldi C, Casnati E, Dare A, Fernandez J E and
Taioli S 2003 J. Phys. B: At. Mol. Opt. Phys. 36 843

[6]Gerward L, Guilbert N, Bjorn K and Levring H 2001 Radiat.
Phys. Chem. 60 23

[7]Budak G, Karabulut A, c Simc sek O and Ertuv grul M 1999
Instr. Sci. Technol. 27 357

[8] Oz E, Baydac s E, Ertuv grul M and c Sahin Y 2004 J.
Radioanal. Nucl. Chem. 260 75