DELGADO-JIMÉNEZ, L.; CHACÓN-VARGAS, S.; SABATER-PIQUERES, C.; SÁENZ-ARCE, G. Topographical measurements on atomically flat surfaces at room conditions through scanning tunneling microscope, a didactic insight. Uniciencia, v. 33, n. 1, p. 30-42, 31 jan. 2019.