{
  "source_id": "10.3176/chem.1990.3.02",
  "archive": "Estonian Academy Publishers archive (kirj.ee)",
  "publisher": "Estonian Academy Publishers",
  "journal": "Proceedings of the Estonian Academy of Sciences. Chemistry",
  "journal_original": null,
  "year": 1990,
  "volume": "39",
  "issue": "3",
  "pages": "140–143",
  "first_page": 140,
  "last_page": 143,
  "title": "ОПРЕДЕЛЕНИЕ НИЗКИХ КОНЦЕНТРАЦИЙ ФОСФАТ-ИОНОВ МЕТОДОМ ИОННОЙ ХРОМАТОГРАФИИ",
  "title_en": null,
  "authors": [
    "Ülo Haldna",
    "Irina Jakovleva"
  ],
  "language": "Russian",
  "language_evidence": "Cyrillic (Russian) title as deposited; Crossref language=en is unreliable for this publisher (PDF spot-check: Cyrillic-titled items tagged en/de have Russian body text)",
  "doi": "10.3176/chem.1990.3.02",
  "landing_page": "https://kirj.ee/proceedings-of-the-estonian-academy-of-sciences-chemistry-publications/?filter[year]=1990&filter[issue]=894&filter[publication]=7494",
  "pdf_url": "https://kirj.ee/wp-content/plugins/kirj/pub/chem-3-1990-140-143_20230303002145.pdf",
  "license": "CC BY 4.0",
  "license_url": "http://creativecommons.org/licenses/by/4.0/",
  "license_evidence": "crossref license field (publisher policy page says CC BY-NC 4.0; see notes)",
  "license_notice": "Translated from Russian. Original: Ülo Haldna, Irina Jakovleva, “Определение низких концентраций фосфат-ионов методом ионной хроматографии”, Proceedings of the Estonian Academy of Sciences. Chemistry, 1990, vol. 39 no. 3, pp. 140–143, https://doi.org/10.3176/chem.1990.3.02. Published by Estonian Academy Publishers; license CC BY 4.0 (http://creativecommons.org/licenses/by/4.0/) as deposited with Crossref by the publisher (the publisher's policy page names CC BY-NC 4.0). Changes: translated into English.",
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  "record_url": "https://api.crossref.org/works/10.3176/chem.1990.3.02",
  "record_source": "harvested 2026-10-14 from the publisher's API"
}