TY - JOUR T1 - On the number of eigenvalues of a model operator related to a system of three particles on lattices JF - J. Phys. A 44 (2011) 315302 Y1 - 2011 A1 - Gianfausto Dell'Antonio A1 - Zahriddin I. Muminov A1 - Y.M. Shermatova PB - IOP Publishing UR - http://hdl.handle.net/1963/5496 U1 - 5340 U2 - Mathematics U3 - Mathematical Physics U4 - -1 ER -