Some papers on percolation:
Lectures on Conformal Invariance and Percolation
Critical Percolation in Finite Geometries
Geometrical Properties of Loops and Cluster Boundaries
The Number of Incipient Spanning Clusters in Two-Dimensional Percolation
Universal amplitude ratios in the two-dimensional q-state Potts model and percolation from quantum field theory
Directed Percolation and Generalized Friendly Walkers
Susceptibility amplitude ratios in the two-dimensional Potts model and percolation
Linking numbers for self-avoiding walks and percolation: application to the spin quantum Hall transition
Conformal Invariance and Percolation
Exact results for the universal area distribution of clusters in percolation, Ising and Potts models
Crossing Formulae for Critical Percolation in an Annulus
Conformal Invariance in Percolation, Self-Avoiding Walks and Related Problems
The scaling limit of two cluster boundaries in critical lattice models