specific volume

{
  "id": "NISTq52",
  "unitsml_id": "q:specific_volume",
  "name": "specific volume",
  "names": [
    {
      "value": "specific volume",
      "lang": "en"
    },
    {
      "value": "massic volume",
      "lang": "en"
    },
    {
      "value": "volume massique",
      "lang": "fr"
    }
  ],
  "short": "specific_volume",
  "type": "derived",
  "dimension": {
    "id": "NISTd31",
    "name": "specific volume",
    "expression": "L3·M-1",
    "components": [
      {
        "key": "length",
        "symbol": "L",
        "power": 3
      },
      {
        "key": "mass",
        "symbol": "M",
        "power": -1
      }
    ],
    "dimensionless": false
  },
  "units": [
    {
      "id": "NISTu1e3/1.u27p10'3",
      "name": "cubic meter per kilogram",
      "symbol": "m³·kg"
    }
  ],
  "unit_count": 1,
  "identifiers": [
    {
      "type": "nist",
      "id": "NISTq52"
    },
    {
      "type": "unitsml",
      "id": "q:specific_volume"
    }
  ],
  "references": [
    {
      "type": "normative",
      "authority": "si-digital-framework",
      "uri": "http://si-digital-framework.org/quantities/SPVO"
    },
    {
      "type": "informative",
      "authority": "qudt",
      "uri": "http://qudt.org/vocab/quantitykind/SpecificVolume"
    }
  ]
}