<i>catena</i>-Poly[[[(1,10-phenanthroline-κ<sup>2</sup><i>N</i>,<i>N</i>′)praseodymium(III)]-di-μ-4-hydroxybenzoato-κ<sup>4</sup><i>O</i><sup>1</sup>:<i>O</i><sup>1′</sup>-μ-nitrato-κ<sup>3</sup><i>O</i>,<i>O</i>′:<i>O</i>] bis(1,10-phenanthroline)]
Acta crystallographica. Section E