{
  "source_id": "10.3176/oil.1990.1.02",
  "archive": "Estonian Academy Publishers archive (kirj.ee)",
  "publisher": "Estonian Academy Publishers",
  "journal": "Oil Shale",
  "journal_original": "Горючие сланцы",
  "year": 1990,
  "volume": "7",
  "issue": "1",
  "pages": "10–18",
  "first_page": 10,
  "last_page": 18,
  "title": "О БИТУМОПРОЯВЛЕНИЯХ НА ОСТРОВЕ ХИЙУМАА",
  "title_en": null,
  "authors": [
    "Vello Kattai",
    "Boris Klubov",
    "Elmar Kala",
    "Kalle Suuroja"
  ],
  "language": "Russian",
  "language_evidence": "crossref language=ru + Cyrillic (Russian) title",
  "doi": "10.3176/oil.1990.1.02",
  "landing_page": "https://kirj.ee/oil-shale-publications/?filter[year]=1990&filter[issue]=1156&filter[publication]=10366",
  "pdf_url": "https://kirj.ee/wp-content/plugins/kirj/pub/OS-1-1990-10-18_20230317170712.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: Vello Kattai, Boris Klubov, Elmar Kala, Kalle Suuroja, “О битумопроявлениях на острове хийумаа”, Oil Shale, 1990, vol. 7 no. 1, pp. 10–18, https://doi.org/10.3176/oil.1990.1.02. 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.",
  "scan_pages": 9,
  "scan_bytes": 5225607,
  "scan_sha256": "58dce296db6c99f9b09047933b49fa5a4ed0af4937b7f792527acc0b50860ded",
  "english_translation": null,
  "record_url": "https://api.crossref.org/works/10.3176/oil.1990.1.02",
  "record_source": "harvested 2026-10-14 from the publisher's API"
}