Tsirlin, A. A., Nath, R., Weickert, F., Skourski, Y., Geibel, C., & Rosner, H. (2009). Magnetic interactions and high-field properties of Ag2VOP2O7: frustrated alternating chain close to the dimer limit. Journal of Physics: Conference Series, 145: 012067, 012067-1-012067-4.