TY - RPRT TI - Topological changes in a two-dimensional foam cluster. AU - S J Cox AU - M F Vaz AU - D Weaire PY - 2003 DO - 10.1140/epje/i2002-10126-9 UR - https://pubmed.ncbi.nlm.nih.gov/15015085/ ID - 15015085 ER -