diff --git a/objets.py b/objets.py
index 19d536a..fc76290 100644
--- a/objets.py
+++ b/objets.py
@@ -739,7 +739,7 @@ class proprio(CransLdapObject):
             attributs.finConnexion]
 
     def __repr__(self):
-        return str(self.__class__) + " : nom=" + str(self['nom'][0])
+        return str(self.__class__.__name__) + " : nom=" + str(self['nom'][0])
 
     def __init__(self, *args, **kwargs):
         super(proprio, self).__init__(*args, **kwargs)
@@ -998,7 +998,7 @@ class machine(CransLdapObject):
                attributs.dnsIpv6, attributs.machineAlias]
 
     def __repr__(self):
-        return str(self.__class__) + " : host=" + str(self['host'][0])
+        return str(self.__class__.__name__) + " : host=" + str(self['host'][0])
 
     def __init__(self, *args, **kwargs):
         super(machine, self).__init__(*args, **kwargs)
@@ -1168,10 +1168,14 @@ class AssociationCrans(proprio):
     def delete(self, comm, login):
         pass
     def __repr__(self):
-        return str(self.__class__) + " : Le Crans"
+        return str(self.__class__.__name__) + " : Le Crans"
 
 class BaseInvites(proprio):
    u"""Un artefact de la base ldap"""
+
+   def __repr__(self):
+       return str(self.__class__.__name__)
+
    def delete(self, comm, login):
         raise EnvironmentError("Les pauvres invites")
 
@@ -1313,7 +1317,7 @@ class facture(CransLdapObject):
     _proprio = None
 
     def __repr__(self):
-        return str(self.__class__) + " : fid=" + str(self['fid'][0])
+        return str(self.__class__.__name__) + " : fid=" + str(self['fid'][0])
 
     #### GROS HACK pour rester comptatible avec ldap_crans où l'article representant les frais n'est ajouté qu'une fois le paiement reçu
     def __init__(self, *args, **kwargs):
@@ -1440,7 +1444,10 @@ class baseCert(CransLdapObject):
     _machine = None
 
     def __repr__(self):
-        return str(self.__class__) + " : xid=" + str(self['xid'][0])
+        if self['info']:
+            return "Certificat : %s (xid=%s)" % (self['info'][0], str(self['xid'][0]))
+        else:
+            return "Certificat : xid=" + str(self['xid'][0])
 
     def update_attribs(self):
         if "TLSACert" in self['objectClass']: