{"version":"1.0","provider_name":"\u0418\u043d\u0434\u0443\u0441\u0442\u0440\u0438\u0430\u043b\u0435\u043d \u043a\u043b\u044a\u0441\u0442\u0435\u0440 \u0421\u0440\u0435\u0434\u043d\u043e\u0433\u043e\u0440\u0438\u0435","provider_url":"https:\/\/srednogorie.eu\/en\/","author_name":"srednogorie","title":"PROF. DR. ENG. IVAYLO KOPREV - \u0418\u043d\u0434\u0443\u0441\u0442\u0440\u0438\u0430\u043b\u0435\u043d \u043a\u043b\u044a\u0441\u0442\u0435\u0440 \u0421\u0440\u0435\u0434\u043d\u043e\u0433\u043e\u0440\u0438\u0435","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"qak54A6ybb\"><a href=\"https:\/\/srednogorie.eu\/en\/prof-dr-eng-ivaylo-koprev\/\">PROF. DR. ENG. IVAYLO KOPREV<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/srednogorie.eu\/en\/prof-dr-eng-ivaylo-koprev\/embed\/#?secret=qak54A6ybb\" width=\"600\" height=\"338\" title=\"&#8220;PROF. DR. ENG. IVAYLO KOPREV&#8221; &#8212; \u0418\u043d\u0434\u0443\u0441\u0442\u0440\u0438\u0430\u043b\u0435\u043d \u043a\u043b\u044a\u0441\u0442\u0435\u0440 \u0421\u0440\u0435\u0434\u043d\u043e\u0433\u043e\u0440\u0438\u0435\" data-secret=\"qak54A6ybb\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n<\/script>\n","thumbnail_url":"https:\/\/srednogorie.eu\/wp-content\/uploads\/2020\/02\/Prof.Ivaylo_Koprev_MGU-1-678x1024.jpg","thumbnail_width":678,"thumbnail_height":1024,"description":"Rector of the University of Mining and Geology \u201cSt. Ivan Rilski\u201d. Prof. Ivaylo Koprev, Doctor of Engineering, graduated the University of Mining and Geology \u201cSt. Ivan Rilski\u201d in 2001, majoring in \u201cMining, Open Pit Mining\u201d. In 2010, he defended his doctoral thesis on \u201cOpen pit and underwater mining\u201d, specialising at Technische Universit\u00e4t Bergakademie Freiberg, Germany.\u00a0Since&hellip;"}