@article{SchwarzeMuellerAstetal.2014,
  author    = {Thomas Schwarze and Holger Mueller and Sandra Ast and Dorte Steinbr{\"u}ck and Sascha Eidner and Felix Geißler and Michael Uwe Kumke and Hans-J{\"u}rgen Holdt},
  title     = {Fluorescence lifetime-based sensing of sodium by an optode},
  journal   = {Chemical communications},
  volume    = {50},
  number    = {91},
  pages     = {14167 -- 14170},
  doi       = {10.1039/c4cc06112h},
  year      = {2014},
}