"Celso"@en . "Gutiérrez Losa"@en . "Celso Gutiérrez Losa"@en . . "Gutierrez" . . "Celso Gutiérrez" . . "Celso Gutierrez Gutierrez Losa" . "Gutierrez Losa" . "Celso Gutiérrez Losa" . . "Losa" . "Gutiérrez"@en . . "Celso Gutiérrez Gutiérrez Losa"@en . . .