div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: nbliblibrarykznbliblibrarykzeliblibrarykzJurnalГеология_01_2019 · According to GOST 25543-88 based on the vitrinite reflectivity indicators coals are also divided src=https:reader033fdocumentsusreader033viewer20220505135f9dda6452a8a74213595608html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 2button div class=trans-image amp-img class=trans-thumb alt=Page 2: nbliblibrarykznbliblibrarykzeliblibrarykzJurnalГеология_01_2019 · According to GOST 25543-88 based on the vitrinite reflectivity indicators coals are also divided src=https:reader033fdocumentsusreader033viewer20220505135f9dda6452a8a74213595608html5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 3button div class=trans-image amp-img class=trans-thumb alt=Page 3: nbliblibrarykznbliblibrarykzeliblibrarykzJurnalГеология_01_2019 · According to GOST 25543-88 based on the vitrinite reflectivity indicators coals are also divided src=https:reader033fdocumentsusreader033viewer20220505135f9dda6452a8a74213595608html5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 4button div class=trans-image amp-img class=trans-thumb alt=Page 4: nbliblibrarykznbliblibrarykzeliblibrarykzJurnalГеология_01_2019 · According to GOST 25543-88 based on the vitrinite reflectivity indicators coals are also divided src=https:reader033fdocumentsusreader033viewer20220505135f9dda6452a8a74213595608html5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 5button div class=trans-image amp-img class=trans-thumb alt=Page 5: nbliblibrarykznbliblibrarykzeliblibrarykzJurnalГеология_01_2019 · According to GOST 25543-88 based on the vitrinite reflectivity indicators coals are also divided...