New agegraphic dark energy as a rolling tachyon
Cui Jing-Lei(崔晶磊),Zhang Li(张莉), Zhang Jing-Fei(张敬飞), and Zhang Xin(张鑫)
Chin. Phys. B . 2010, (1): 19802 -019802 .  DOI: 10.1088/1674-1056/19/1/019802