diff --git a/src/main/java/w2phtml/rdf/DocumentStructure.java b/src/main/java/w2phtml/rdf/DocumentStructure.java
index c6decc5..61ed2cd 100644
--- a/src/main/java/w2phtml/rdf/DocumentStructure.java
+++ b/src/main/java/w2phtml/rdf/DocumentStructure.java
@@ -50,7 +50,7 @@ public class DocumentStructure {
   private static final String HTML_EXCERPT_PROPERTY = "htmlExcerpt";
 	private static final String TOCITEM = "TOCItem";
 	private static final String TS = "https://litvinovg.pro/text_structures#";
-	private static final String PARSERNAME = "w2phtml"; 
+	//private static final String PARSERNAME = "w2phtml"; 
 	private static final String TEXT_EXCERPT = "textExcerpt";
 	private static final String TOC_LEVEL = "TOCLevel";
 	private static final String TABLE_OF_CONTENTS = "TOC";
@@ -95,7 +95,7 @@ public class DocumentStructure {
 		this.organizationClass = textOntology.createClass(TS + ORGANIZATION);
 		this.participantClass = textOntology.createClass(TS + PARTICIPANT);
 		this.itemClass = textOntology.createClass(TS + TOCITEM);
-		this.docID = fileName;
+		setDocID(fileName);
 		this.currentTime = Calendar.getInstance().getTime();
 		String publicationType = config.getRDFType();
 		setPublicationType(publicationType);
@@ -185,7 +185,7 @@ public class DocumentStructure {
 	}
 	
 	private Resource createExcerpt(DocumentPart docExcerpt) {
-		String excerptName = TS + excerptType + "/" + PARSERNAME + "_" + docID + docExcerpt.getSafePath();
+		String excerptName = TS + excerptType + "/" + docID + docExcerpt.getSafePath();
 		Resource excerpt = m.createIndividual(excerptName, excerptClass);
 		addModificationTime(excerpt);
 		if (!docExcerpt.getBody().isEmpty()) {
@@ -196,7 +196,7 @@ public class DocumentStructure {
 	}
 	
 	private void createTOCLevel(DocumentPart docPart) {
-		String levelName = TS + TOC_LEVEL + "/" + PARSERNAME + "_" + docID + docPart.getSafePath();
+		String levelName = TS + TOC_LEVEL + "/" + docID + docPart.getSafePath();
 		Resource level = m.createIndividual(levelName,tocLevelClass);
 		level.addProperty( RDFS.label, docPart.getName());
 		tocLevels.put(docPart.getPath(), level);
@@ -204,13 +204,13 @@ public class DocumentStructure {
 	}	
 	
 	private void createDocument(DocumentPart docPart) {
-		String documentURI = TS + documentType + "/" + PARSERNAME + "_" + docID ;
+		String documentURI = TS + documentType + "/" + docID ;
 		Resource mainResource = m.createResource(documentURI, documentClass);
 		mainResource.addProperty( RDFS.label, docPart.getName());
 		
 	  addModificationTime(mainResource);
 		
-		String tocURI = TS + TABLE_OF_CONTENTS + "/" + PARSERNAME + "_" + docID ;
+		String tocURI = TS + TABLE_OF_CONTENTS + "/" + docID ;
 		Resource toc = m.createResource(tocURI, tocClass);
 		toc.addProperty( RDFS.label, docPart.getName());
 
@@ -244,7 +244,7 @@ public class DocumentStructure {
 						+ postfix + " found. Author givenName field is " + givenNameKey );
 						System.exit(1);
 					}
-					String participantURI = TS + PARTICIPANT + "/" + PARSERNAME + "_" + docID + order + "author" + postfix;
+					String participantURI = TS + PARTICIPANT + "/" + docID + order + "author" + postfix;
 					Resource participant = m.createResource(participantURI, participantClass);
 					Property hasAuthor = m.createProperty(TS + "hasAuthor");
 					excerpt.addProperty(hasAuthor, participant);
@@ -286,7 +286,7 @@ public class DocumentStructure {
 			logger.warn("No " + AFFILIATED_ORGANIZATION_NAME + postfix + " found.");
 			return;
 		}
-		String organizationUri = TS + ORGANIZATION + "/" + PARSERNAME + "_" + docID + order + "author" + postfix;
+		String organizationUri = TS + ORGANIZATION + "/" + docID + order + "author" + postfix;
 		Resource organization = m.createResource(organizationUri, organizationClass);
 		Property affiliatedWith = m.createProperty(TS + "affiliatedWith");
 		participant.addProperty(affiliatedWith, organization);
@@ -402,7 +402,7 @@ public class DocumentStructure {
 		return true;
 	}
 	private void createTOCItem(DocumentPart docPart) {
-		String tocItemName = TS + TOCITEM + "/" + PARSERNAME + "_" + docID + docPart.getSafePath();
+		String tocItemName = TS + TOCITEM + "/" + docID + docPart.getSafePath();
 		Resource tocItem = m.createIndividual(tocItemName,itemClass);
 		tocItem.addProperty( RDFS.label, docPart.getName());
 		Property pointsTo = m.createProperty(TS + "pointsTo");
@@ -461,5 +461,49 @@ public class DocumentStructure {
 			}
 		}
 	}
+	
+	private void setDocID(String fileName) {
+		String identifier = fileName.replaceAll("\\s+", "_");
+		identifier = transliterateToEn(identifier);
+		identifier = identifier.replaceAll("[^a-zA-Z0-9_.-]", "");
+		this.docID = identifier;
+	}
+
+	private String transliterateToEn(String fileName) {
+    return fileName
+    		.replaceAll("[аА]", "a")
+    		.replaceAll("[бБ]", "b")
+    		.replaceAll("[вВ]", "v")
+    		.replaceAll("[гГ]", "g")
+    		.replaceAll("[дД]", "d")
+    		.replaceAll("[еЕ]", "e")
+    		.replaceAll("[ёЁ]", "e")
+    		.replaceAll("[жЖ]", "zh")
+    		.replaceAll("[зЗ]", "z")
+    		.replaceAll("[иИ]", "i")
+    		.replaceAll("[йЙ]", "y")
+    		.replaceAll("[кК]", "k")
+    		.replaceAll("[лЛ]", "l")
+    		.replaceAll("[мМ]", "m")
+    		.replaceAll("[нН]", "n")
+    		.replaceAll("[оО]", "o")
+    		.replaceAll("[пП]", "p")
+    		.replaceAll("[рР]", "r")
+    		.replaceAll("[сС]", "s")
+    		.replaceAll("[тТ]", "t")
+    		.replaceAll("[уУ]", "u")
+    		.replaceAll("[фФ]", "f")
+    		.replaceAll("[хХ]", "kh")
+    		.replaceAll("[цЦ]", "ts")
+    		.replaceAll("[чЧ]", "ch")
+    		.replaceAll("[шШ]", "sh")
+    		.replaceAll("[щЩ]", "sch")
+    		.replaceAll("[ъЪ]", "")
+    		.replaceAll("[ыЫ]", "y")
+    		.replaceAll("[ьЬ]", "")
+    		.replaceAll("[эЭ]", "e")
+    		.replaceAll("[юЮ]", "yu")
+    		.replaceAll("[яЯ]", "ya");
+	}
 
 }