TY - GEN TI - Microscopic and macroscopic effects of surface lubricant films in granular shear SN - 1063-651X PY - 2000/// PB - Physical review. E, Statistical physics, plasmas, fluids, and related interdisciplinary topics N1 - Publication Type: Journal Article UR - https://doi.org/10.1103/physreve.62.8369 ER -