div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: Janus - pctespcifreliePublicationsJanus1 June 1989 Associated with the Centre National de la Recherche Scientifique Collège de France 11 Place Marcelin Berthelot 75231 src=https:reader036vdocumentsnetreader036viewer20220712236081eba5c195263b8903a380html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 2button div class=ts-image amp-img class=ts-thumb alt=Page 2: Janus - pctespcifreliePublicationsJanus1 June 1989 Associated with the Centre National de la Recherche Scientifique Collège de France 11 Place Marcelin Berthelot 75231 src=https:reader036vdocumentsnetreader036viewer20220712236081eba5c195263b8903a380html5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 3button div class=ts-image amp-img class=ts-thumb alt=Page 3: Janus - pctespcifreliePublicationsJanus1 June 1989 Associated with the Centre National de la Recherche Scientifique Collège de France 11 Place Marcelin Berthelot 75231 src=https:reader036vdocumentsnetreader036viewer20220712236081eba5c195263b8903a380html5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 4button div class=ts-image amp-img class=ts-thumb alt=Page 4: Janus - pctespcifreliePublicationsJanus1 June 1989 Associated with the Centre National de la Recherche Scientifique Collège de France 11 Place Marcelin Berthelot 75231 src=https:reader036vdocumentsnetreader036viewer20220712236081eba5c195263b8903a380html5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 5button div class=ts-image amp-img class=ts-thumb alt=Page 5: Janus - pctespcifreliePublicationsJanus1 June 1989 Associated with the Centre National de la Recherche Scientifique Collège de France 11 Place Marcelin Berthelot 75231 src=https:reader036vdocumentsnetreader036viewer20220712236081eba5c195263b8903a380html5thumbnails5jpg width=142 height=106 layout=responsive amp-img divdiv