TY - JOUR AU - Pérez, Emilio M. PY - 2017 DO - 10.1002/chem.201702992 UR - http://hdl.handle.net/20.500.12614/1263 T2 - Chemistry - A European Journal LA - en M2 - 12681 TI - Putting Rings around Carbon Nanotubes TY - research article VL - 23 ER -