http://AATesaurus.cultura.gencat.cat/aat/getty_enhttp://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31410028internal dye diffusion transfer process http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31410028 dye diffusion transfer process BT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31410028 Polaroid SX-70 (TM) process UF http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31410028 SX-70 (TM) process UF http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31410028 diffusion transfer process, internal dye UF http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31410028 dye diffusion transfer process, internal UF