TY - JOUR T1 - Is it Really Possible to See the Great Wall of China from Space with a Naked Eye? JO - Journal of Optometry T2 - AU - López-Gil,Norberto SN - 18884296 M3 - 10.3921/joptom.2008.3 DO - 10.3921/joptom.2008.3 UR - https://www.journalofoptometry.org/en-is-it-really-possible-see-articulo-S1888429608700542 ER -