| article html file updated | 6 February 2020 18:11 CET | Update | https://www.mdpi.com/2079-6439/3/2/103 |
| article html file updated | 6 May 2019 20:55 CEST | Update | N/A |
| article html file updated | 26 March 2019 01:41 CET | Update | N/A |
| article html file updated | 21 August 2015 11:23 CEST | Update | N/A |
| article html file updated | 15 July 2015 09:22 CEST | Original file | N/A |
| article xml file uploaded | 15 July 2015 09:22 CEST | Original file | https://www.mdpi.com/2079-6439/3/2/103/xml |
| article pdf uploaded. | 29 April 2015 14:03 CEST | Version of Record | https://www.mdpi.com/2079-6439/3/2/103/pdf |
