| article html file updated | 6 February 2020 03:32 CET | Update | https://www.mdpi.com/1424-2818/5/3/541 |
| article html file updated | 8 May 2019 02:16 CEST | Update | N/A |
| article html file updated | 21 March 2019 02:14 CET | Update | N/A |
| article html file updated | 17 June 2015 11:53 CEST | Update | N/A |
| article html file updated | 24 June 2014 12:07 CEST | Original file | N/A |
| article xml file uploaded | 24 June 2014 12:07 CEST | Original file | https://www.mdpi.com/1424-2818/5/3/541/xml |
| article pdf uploaded. | 31 July 2013 10:34 CEST | Version of Record | https://www.mdpi.com/1424-2818/5/3/541/pdf |
