<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="6.x">Drupal-Biblio</source-app><ref-type>27</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Speight, J. G.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Structure of Athabasca asphaltenes and conversion of these materials to useful products</style></title></titles><dates><year><style  face="normal" font="default" size="100%">1971</style></year></dates><publisher><style face="normal" font="default" size="100%">Abstract of Papers of the American Chemical Society</style></publisher><pages><style face="normal" font="default" size="100%">11-</style></pages><language><style face="normal" font="default" size="100%">en</style></language><issue><style face="normal" font="default" size="100%">MAR-A</style></issue><custom1><style face="normal" font="default" size="100%">Oil &amp; Other Non-renewable Fuels </style></custom1><custom4><style face="normal" font="default" size="100%">Science</style></custom4></record></records></xml>