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  <front>
    <journal-meta>
      <journal-id journal-id-type="issn">2411-3336</journal-id>
      <journal-id journal-id-type="eissn">2541-9404</journal-id>
      <journal-title-group>
        <journal-title xml:lang="ru">Записки Горного института</journal-title>
        <journal-title xml:lang="en">Journal of Mining Institute</journal-title>
      </journal-title-group>
      <publisher>
        <publisher-name xml:lang="ru">Санкт-Петербургский горный университет императрицы Екатерины ΙΙ</publisher-name>
        <publisher-name xml:lang="en">Empress Catherine II Saint Petersburg Mining University</publisher-name>
      </publisher>
    </journal-meta>
    <article-meta>
      <article-id custom-type="pmi" pub-id-type="custom">pmi-11446</article-id>
      <article-id pub-id-type="uri">https://pmi.spmi.ru/pmi/article/view/11446</article-id>
      <article-categories>
        <subj-group subj-group-type="section-heading" xml:lang="ru">
          <subject>Без раздела</subject>
        </subj-group>
        <subj-group subj-group-type="section-heading" xml:lang="en">
          <subject>Without section</subject>
        </subj-group>
      </article-categories>
      <title-group>
        <article-title xml:lang="en">Ways of technical progress in the development of potash deposits of the USSR</article-title>
        <trans-title-group xml:lang="ru">
          <trans-title>Пути технического прогресса разработки калийных месторождений СССР</trans-title>
        </trans-title-group>
      </title-group>
      <contrib-group>
        <contrib contrib-type="author" corresp="yes">
          <name name-style="eastern">
            <surname>Vasin</surname>
            <given-names>K. D.</given-names>
          </name>
          <name-alternatives>
            <name name-style="eastern" xml:lang="ru">
              <surname>Васин</surname>
              <given-names>К. Д.</given-names>
            </name>
            <name name-style="western" xml:lang="en">
              <surname>Vasin</surname>
              <given-names>K. D.</given-names>
            </name>
          </name-alternatives>
          <email>pmi@spmi.ru</email>
          <xref ref-type="aff" rid="aff1"/>
        </contrib>
        <aff-alternatives id="aff1">
          <aff>
            <institution xml:lang="ru">Министерство химической промышленности, ВНИИГалургии (Россия)</institution>
          </aff>
          <aff>
            <institution xml:lang="en">Ministry of Chemical Industry, VNIIGalurgy (Russia)</institution>
          </aff>
        </aff-alternatives>
        <contrib contrib-type="author">
          <name name-style="eastern">
            <surname>Permyakov</surname>
            <given-names>R. S.</given-names>
          </name>
          <name-alternatives>
            <name name-style="eastern" xml:lang="ru">
              <surname>Пермяков</surname>
              <given-names>Р. С.</given-names>
            </name>
            <name name-style="western" xml:lang="en">
              <surname>Permyakov</surname>
              <given-names>R. S.</given-names>
            </name>
          </name-alternatives>
          <email>pmi@spmi.ru</email>
          <xref ref-type="aff" rid="aff2"/>
        </contrib>
        <aff-alternatives id="aff2">
          <aff>
            <institution xml:lang="ru">Министерство химической промышленности, ВНИИГалургии (Россия)</institution>
          </aff>
          <aff>
            <institution xml:lang="en">Ministry of Chemical Industry, VNIIGalurgy (Russia)</institution>
          </aff>
        </aff-alternatives>
      </contrib-group>
      <pub-date pub-type="epub" iso-8601-date="1975-01-01">
        <day>01</day>
        <month>01</month>
        <year>1975</year>
      </pub-date>
      <pub-date date-type="collection">
        <year>1975</year>
      </pub-date>
      <volume>67</volume>
      <issue>1</issue>
      <fpage>137</fpage>
      <lpage>141</lpage>
      <history>
        <date date-type="received" iso-8601-date="1974-07-08">
          <day>08</day>
          <month>07</month>
          <year>1974</year>
        </date>
        <date date-type="accepted" iso-8601-date="1974-09-08">
          <day>08</day>
          <month>09</month>
          <year>1974</year>
        </date>
        <date date-type="rev-recd" iso-8601-date="1975-01-01">
          <day>01</day>
          <month>01</month>
          <year>1975</year>
        </date>
      </history>
      <permissions>
        <copyright-statement xml:lang="ru">© 1975 К. Д. Васин, Р. С. Пермяков</copyright-statement>
        <copyright-statement xml:lang="en">© 1975 K. D. Vasin, R. S. Permyakov</copyright-statement>
        <copyright-year>1975</copyright-year>
        <copyright-holder xml:lang="ru">К. Д. Васин, Р. С. Пермяков</copyright-holder>
        <copyright-holder xml:lang="en">K. D. Vasin, R. S. Permyakov</copyright-holder>
        <license license-type="open-access" xlink:href="http://creativecommons.org/licenses/by/4.0" xml:lang="ru">
          <license-p>Эта статья доступна по лицензии Creative Commons Attribution 4.0 International (CC BY 4.0)</license-p>
        </license>
        <license license-type="open-access" xlink:href="http://creativecommons.org/licenses/by/4.0" xml:lang="en">
          <license-p>This article is licensed under a Creative Commons Attribution 4.0 International License (CC BY 4.0)</license-p>
        </license>
      </permissions>
      <self-uri xlink:type="simple" xlink:href="https://pmi.spmi.ru/pmi/article/view/11446">https://pmi.spmi.ru/pmi/article/view/11446</self-uri>
      <abstract xml:lang="ru">
        <p>По производству калийных удобрений СССР занимает одно из первых мест в мире. Объем добычи калийных руд в настоящее время составляет около 42 млн. т, к 1975 г. он достигнет 60 млн. т, а к 1980 г. - 85 млн. т. ...</p>
      </abstract>
      <abstract xml:lang="en">
        <p>The USSR is one of the world's leading producers of potash fertilizers. The volume of potash ore production is currently about 42 million tons, by 1975 it will reach 60 million tons, and by 1980 - 85 million tons. ...</p>
      </abstract>
    </article-meta>
  </front>
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