"T. Ono,K. Morita,M. Yano,H. Tanaka,K. Fujii,H. Uekusa,Y. Narumi,Koichi Kindo","Magnetic susceptibilities in a family of S=1/2 kagome antiferromagnets",,"Physical Review B","American Physical Society","Vol. 79","No. 17","  174407",2009,July