TY - RPRT TI - Crossover in diffusion equation: anomalous and normal behaviors. AU - E K Lenzi AU - R S Mendes AU - C Tsallis PY - 2003 DO - 10.1103/physreve.67.031104 UR - https://pubmed.ncbi.nlm.nih.gov/12689052/ ID - 12689052 ER -