{
  "source_id": "10.3176/phys.math.tech.1965.4.02",
  "archive": "Estonian Academy Publishers archive (kirj.ee)",
  "publisher": "Estonian Academy Publishers",
  "journal": "Proceedings of the Academy of Sciences of the Estonian SSR. Physics, Mathematics and Technical Sciences Series",
  "journal_original": "Eesti NSV Teaduste Akadeemia Toimetised. Füüsika-, Matemaatika- ja Tehnikateaduste Seeria",
  "year": 1965,
  "volume": "14",
  "issue": "4",
  "pages": "507–527",
  "first_page": 507,
  "last_page": 527,
  "title": "К ТЕОРИИ СЛОЖНЫХ ЦЕНТРОВ ЛЮМИНЕСЦЕНЦИИ. I",
  "title_en": null,
  "authors": [
    "Nikolai Kristoffel",
    "A. Godkalns"
  ],
  "language": "Russian",
  "language_evidence": "crossref language=ru + Cyrillic (Russian) title",
  "doi": "10.3176/phys.math.tech.1965.4.02",
  "landing_page": "https://kirj.ee/eesti-nsv-teaduste-akadeemia-toimetised-fuusika-matemaatika-ja-tehnikateaduste-seeria/?filter[year]=1965&filter[issue]=1447&filter[publication]=12319",
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  "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: Nikolai Kristoffel, A. Godkalns, “К теории сложных центров люминесценции. i”, Proceedings of the Academy of Sciences of the Estonian SSR. Physics, Mathematics and Technical Sciences Series, 1965, vol. 14 no. 4, pp. 507–527, https://doi.org/10.3176/phys.math.tech.1965.4.02. 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/phys.math.tech.1965.4.02",
  "record_source": "harvested 2026-10-14 from the publisher's API"
}