| article html file updated | 6 February 2020 16:47 CET | Update | https://www.mdpi.com/2227-7390/3/1/76 |
| article html file updated | 6 May 2019 23:28 CEST | Update | N/A |
| article html file updated | 25 March 2019 23:14 CET | Update | N/A |
| article html file updated | 21 August 2015 09:02 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/2227-7390/3/1/76/xml |
| article pdf uploaded. | 19 March 2015 13:32 CET | Version of Record | https://www.mdpi.com/2227-7390/3/1/76/pdf |
