| article html file updated | 6 February 2020 21:52 CET | Update | https://www.mdpi.com/2227-7390/3/3/758 |
| article html file updated | 6 May 2019 13:18 CEST | Update | N/A |
| article html file updated | 26 March 2019 08:57 CET | Update | N/A |
| article html file updated | 16 October 2015 12:14 CEST | Update | N/A |
| article xml file uploaded | 16 October 2015 12:14 CEST | Original file | https://www.mdpi.com/2227-7390/3/3/758/xml |
| article html file updated | 21 August 2015 15:40 CEST | Original file | N/A |
| article pdf uploaded. | 18 August 2015 15:00 CEST | Version of Record | https://www.mdpi.com/2227-7390/3/3/758/pdf |
