Crystal structure of aqua(citric acid)(hydrogen citrato)calcium monohydrate, [Ca(HC<sub>6</sub>H<sub>5</sub>O<sub>7</sub>)(H<sub>3</sub>C<sub>6</sub>H<sub>5</sub>O<sub>7</sub>)(H<sub>2</sub>O)]·H<sub>2</sub>O, from synchrotron X-ray powder data, and DFT-optimized crystal structure of existing calcium hydrogen citrate trihydrate, [Ca(HC<sub>6</sub>H<sub>5</sub>O<sub>7</sub>)(H<sub>2</sub>O)<sub>3</sub>]
Acta crystallographica. Section E, Crystallographic communications