TY - RPRT TI - Polyoxometalates as pH-sensitive probes in self-assembled multilayers. AU - Shaoqin Liu AU - Dirk G Kurth AU - Dirk Volkmer PY - 2002 DO - 10.1039/b200942k UR - https://pubmed.ncbi.nlm.nih.gov/12123076/ ID - 12123076 ER -