diff --git a/src/ParserForCSV.ts b/src/ParserForCSV.ts
index 0e5ed92..5d28c05 100644
--- a/src/ParserForCSV.ts
+++ b/src/ParserForCSV.ts
@@ -3,36 +3,14 @@ const errors= require("./errors.js");
 import { RemoteSource } from "./freeDatas2HTMLRemoteSource";
 
 import { ParseResults, Parsers, RemoteSources,  RemoteSourceSettings } from "./interfaces";
-
-// Options de Papa Parse
-// cf. https://www.papaparse.com/docs#config
-interface PublicPapaParseOptions
-{
-    delimiter: string;
-    newline: string;
-    quoteChar: string;
-    escapeChar: string;
-    transformHeader?(field: string, index: number): string;
-    preview: number;
-    comments: false|string;
-    fastMode: boolean|undefined;
-    transform?(value: string): string;
-}
-interface PrivatePapaParseOptions
-{
-    header: boolean;
-    download: boolean;
-    downloadRequestHeaders: undefined| { [index: string]:string };
-    skipEmptyLines: string;
-    withCredentials: boolean|undefined;
-}
+import { PublicPapaParseOptions, PrivatePapaParseOptions } from "./interfacesPapaParse";
 
 export class ParserForCSV implements Parsers
 {
     private _datasRemoteSource: RemoteSources;
     private _datas2Parse:string="";
     private _parseResults:ParseResults|undefined=undefined;
-    public options: PublicPapaParseOptions =
+    public options: PublicPapaParseOptions=
     {
         delimiter:"",
         newline:"",
@@ -44,7 +22,7 @@ export class ParserForCSV implements Parsers
         fastMode:undefined,
         transform:undefined
     }
-    private _privateOptions: PrivatePapaParseOptions =
+    private _privateOptions: PrivatePapaParseOptions=
     {
         header:true,
         download:false,
diff --git a/src/interfacesPapaParse.ts b/src/interfacesPapaParse.ts
new file mode 100644
index 0000000..79e7cd9
--- /dev/null
+++ b/src/interfacesPapaParse.ts
@@ -0,0 +1,22 @@
+// Options de Papa Parse
+// cf. https://www.papaparse.com/docs#config
+interface PublicPapaParseOptions
+{
+    delimiter: string;
+    newline: string;
+    quoteChar: string;
+    escapeChar: string;
+    transformHeader?(field: string, index: number): string;
+    preview: number;
+    comments: false|string;
+    fastMode: boolean|undefined;
+    transform?(value: string): string;
+}
+interface PrivatePapaParseOptions
+{
+    header: boolean;
+    download: boolean;
+    downloadRequestHeaders: undefined| { [index: string]:string };
+    skipEmptyLines: string;
+    withCredentials: boolean|undefined;
+}
\ No newline at end of file