| article html file updated | 6 February 2020 18:54 CET | Update | https://www.mdpi.com/2073-8994/7/2/714 |
| article html file updated | 9 January 2020 11:01 CET | Update | N/A |
| article html file updated | 20 September 2019 21:44 CEST | Update | N/A |
| article html file updated | 6 May 2019 19:27 CEST | Update | N/A |
| article html file updated | 26 March 2019 03:14 CET | Update | N/A |
| article html file updated | 21 August 2015 12:30 CEST | Update | N/A |
| article html file updated | 7 July 2015 09:41 CEST | Original file | N/A |
| article xml file uploaded | 7 July 2015 09:41 CEST | Original file | https://www.mdpi.com/2073-8994/7/2/714/xml |
| article pdf uploaded. | 22 May 2015 12:18 CEST | Version of Record | https://www.mdpi.com/2073-8994/7/2/714/pdf |
