| article html file updated | 6 February 2020 16:50 CET | Update | https://www.mdpi.com/2227-7390/3/1/119 |
| article html file updated | 20 September 2019 19:07 CEST | Update | N/A |
| article html file updated | 6 May 2019 23:22 CEST | Update | N/A |
| article html file updated | 25 March 2019 23:19 CET | Update | N/A |
| article html file updated | 21 August 2015 09:08 CEST | Update | N/A |
| article html file updated | 20 July 2015 12:39 CEST | Original file | N/A |
| article xml file uploaded | 20 July 2015 12:39 CEST | Original file | https://www.mdpi.com/2227-7390/3/1/119/xml |
| article pdf uploaded. | 20 March 2015 11:42 CET | Version of Record | https://www.mdpi.com/2227-7390/3/1/119/pdf |
