<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="6.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Alexander Atanasov</style></author><author><style face="normal" font="default" size="100%">Ivan Valtchev</style></author><author><style face="normal" font="default" size="100%">Dobrinka Kolevska</style></author><author><style face="normal" font="default" size="100%">Stanimir Valtchev</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Experimental Research of the Boron Nitride Diffusion</style></title><secondary-title><style face="normal" font="default" size="100%">Elektropromishlenost i Priborostroene (now: Elektrotechnica &amp;amp; Elektronica)</style></secondary-title></titles><dates><year><style  face="normal" font="default" size="100%">1978</style></year><pub-dates><date><style  face="normal" font="default" size="100%">January</style></date></pub-dates></dates><urls><web-urls><url><style face="normal" font="default" size="100%">http://oa.uninova.pt/1990/</style></url></web-urls></urls><number><style face="normal" font="default" size="100%">1</style></number><pages><style face="normal" font="default" size="100%">31–35</style></pages><language><style face="normal" font="default" size="100%">eng</style></language></record></records></xml>