'resource_id': fields.many2one('resource.resource', 'Resource', required=True),
'phase_id': fields.many2one('project.phase', 'Project Phase', required=True),
'useability': fields.float('Usability', help="Usability of this resource for this project phase in percentage (=50%)"),
'resource_id': fields.many2one('resource.resource', 'Resource', required=True),
'phase_id': fields.many2one('project.phase', 'Project Phase', required=True),
'useability': fields.float('Usability', help="Usability of this resource for this project phase in percentage (=50%)"),