1. W. Sato, H. Ueno, H. Watanabe, H. Miyoshi, A. Yoshimi, D. Kameda, T. Ito, K. Shimada, J. Kaihara, S. Suda, Y. Kobayashi, A. Shinohara, Y. Ohkubo, and K. Asahi: "Temperature-Dependent Behavior of Impurity Atoms Implanted in Highly Oriented Pyrolytic Graphite -An Application of a New Online TDPAC Method-"
   J. Phys. Soc. Jpn. 77, 095001 (2008).
2. W. Sato, H. Ueno, H. Watanabe, H. Miyoshi, A. Yoshimi, D. Kameda, T. Ito, K. Shimada, J. Kaihara, S. Suda, Y. Kobayashi, A. Shinohara, Y. Ohkubo, and K. Asahi: "Online time-differential perturbed angular correlation study with an ¹⁹O beam -Residence sites of oxygen atoms in highly oriented pyrolytic graphite"
   Nucl. Instrum. Meth. Phys. Res. B 266, 316-322 (2008).


3. T. U. Ito, W. Higemoto, K. Ohishi, R. H. Heffner, N. Nishida, K. Satoh, H. Sugawara, Y. Aoki, D. Kikuchi, H. Sato: "Muon Knight shift measurements in possible octupole ordering system SmRu₄P₁₂"
   Physica B 403, 1647-1649 (2008).


4. K. Ohishi, R. H. Heffner, G. D. Morris, E. D. Bauer, M. J. Graf, J. -X. Zhu, L. A. Morales, J. L. Sarrao, M. J. Fluss, D. E. MacLaughlin, L. Shu, W. Higemoto and T. U. Ito: "Influence of self-irradiation on superfluid density in superconducting PuCoGa₅ probed by muon spin rotation"
   Physica B 403, 1013-1014 (2008).


5. 伊藤孝: "μSRによるSmRu₄P₁₂における高次多極子秩序の研究"
   日本中間子科学会紙「めそん」No.28, p.25-29 (2008).