Jonathan M Robbins

Geometrical properties of Maslov indices in the semiclassical trace formula for the density of states.

Robbins, Littlejohn, Creagh, 1990, Physical review. A, Atomic, molecular, and optical physics.

Tubes of Magnetic Flux and Electric Current in Space Physics

M. Kleman, J. Robbins, Maurice Kleman, 2013, 1303.2677.

Maslov indices and monodromy

S. Creagh, G. Tanner, H. Dullin, 2005, math-ph/0504063.