| article html file updated | 9 February 2020 19:36 CET | Update | https://www.mdpi.com/2079-6412/8/6/206 |
| article html file updated | 4 October 2019 02:30 CEST | Update | N/A |
| article html file updated | 30 April 2019 15:23 CEST | Update | N/A |
| article html file updated | 16 April 2019 15:55 CEST | Update | N/A |
| article html file updated | 30 March 2019 05:57 CET | Update | N/A |
| article html file updated | 25 June 2018 11:59 CEST | Update | N/A |
| article html file updated | 30 May 2018 18:49 CEST | Original file | N/A |
| article pdf uploaded. | 30 May 2018 12:41 CEST | Version of Record | https://www.mdpi.com/2079-6412/8/6/206/pdf |
| article xml uploaded. | 30 May 2018 12:41 CEST | Update | https://www.mdpi.com/2079-6412/8/6/206/xml |
| article xml file uploaded | 30 May 2018 12:41 CEST | Original file | N/A |
