Qiao, Wang, Sun, 2016. Crystal structure of the poly[(1,10-phenanthroline-κ2N,N′)(μ3-carboxylatophenoxyacetato-κ4O,O′:O′′;O′′′)lead(II)] monohydrate, C21H16N2O6Pb 231.. https://doi.org/10.1515/ncrs-2015-0256