diff --git a/application/module/Reference/Ris.php b/application/module/Reference/Ris.php
index 849430cc..9e0facf3 100644
--- a/application/module/Reference/Ris.php
+++ b/application/module/Reference/Ris.php
@@ -140,7 +140,7 @@ class Ris
 	}
 	
 	//将解析好的ris数据写入数据库
-	public function pushToDataTable($data,$create_ref=false){
+	public function pushToDataTable($data){
 		
 		if(!is_array($data) || count($data) < 1)
 		{
@@ -162,13 +162,6 @@ class Ris
 			$ref['ris'] = $this->makeRisData(array(0=>$this->ris_records[$k]));		
 			$reference = $this->makeReferenceFlag($ref);
 
-			if ($create_ref)
-			{
-				$ref['reference'] = $reference;		
-			}else{
-				$ref['reference'] = $ref['title'].'---'.date("Y-m-d H:i:s").".".microtime().rand();
-			}
-
 			$results = $this->events()->trigger('checkLoad', $this, compact('ref'));
 			$id = $results->bottom();
 			
@@ -179,8 +172,13 @@ class Ris
 				$this->events()->trigger('deleteAuthor', $this, compact('id'));
 				$this->events()->trigger('deleteTag', $this, compact('id'));
 				
+				unset($ref['reference']);
+				
 				$dbh->update($this->table->reference,$ref," id=$id ");
 			} else {
+				
+				$ref['reference'] = $reference;
+				
 				$id = $dbh->insert($this->table->reference,$ref,true);
 			}
 			
@@ -231,7 +229,7 @@ class Ris
 	//创建reference 字段
 	public function makeReferenceFlag($ref){
 		$str = array();
-		isset($ref['author']) ? $str[] = $ref['author']:"";
+		isset($ref['author']) ? $str[] = join(",",$ref['author']):"";
 		isset($ref['title']) ? 	$str[] = $ref['title']:"";
 		isset($ref['year']) ? 	$str[] = $ref['year']:"";
 		isset($ref['volume']) ? $str[] = $ref['volume']:"";