{
  "source_id": "10.15388/lmj.1969.20749",
  "archive": "Vilnius University Press journals (journals.vu.lt)",
  "publisher": "Vilnius University Press",
  "journal": "Lithuanian Mathematical Journal",
  "journal_original": "Lietuvos matematikos rinkinys / Литовский математический сборник",
  "year": 1969,
  "volume": "9",
  "issue": "2",
  "pages": "211–232",
  "first_page": 211,
  "last_page": 232,
  "title": "О геометрии нормальных систем дифференциальных уравнений высшего порядка с частными производными",
  "title_en": null,
  "authors": [
    "V. Bliznikas"
  ],
  "language": "Russian",
  "language_evidence": "zbMATH Open language=Russian (Zbl 0185.18503); Russian original title in Crossref abstract; deposited English/German/French title is the summary title",
  "doi": "10.15388/lmj.1969.20749",
  "landing_page": "https://www.journals.vu.lt/LMJ/article/view/20749",
  "pdf_url": "https://www.journals.vu.lt/LMJ/article/download/20749/19887",
  "license": "CC BY 4.0",
  "license_url": "https://creativecommons.org/licenses/by/4.0/",
  "license_evidence": "Crossref license field (http://creativecommons.org/licenses/by/4.0)",
  "license_notice": "Translated from Russian. Original: V. Bliznikas, “О геометрии нормальных систем дифференциальных уравнений высшего порядка с частными производными”, Lithuanian Mathematical Journal, 1969, vol. 9 no. 2, pp. 211–232, https://doi.org/10.15388/lmj.1969.20749. Published by Vilnius University Press; license CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) as deposited with Crossref by the publisher. Changes: translated into English.",
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  "record_url": "https://api.crossref.org/works/10.15388/lmj.1969.20749",
  "record_source": "harvested 2026-10-14 from the publisher's API"
}