| article html file updated | 9 February 2020 18:58 CET | Update | https://www.mdpi.com/2079-6412/8/6/201 |
| article html file updated | 3 October 2019 22:46 CEST | Update | N/A |
| article html file updated | 30 April 2019 16:50 CEST | Update | N/A |
| article html file updated | 16 April 2019 17:17 CEST | Update | N/A |
| article html file updated | 30 March 2019 04:26 CET | Update | N/A |
| article html file updated | 25 June 2018 11:53 CEST | Update | N/A |
| article html file updated | 25 May 2018 05:53 CEST | Original file | N/A |
| article pdf uploaded. | 25 May 2018 05:51 CEST | Version of Record | https://www.mdpi.com/2079-6412/8/6/201/pdf |
| article xml uploaded. | 25 May 2018 05:51 CEST | Update | https://www.mdpi.com/2079-6412/8/6/201/xml |
| article xml file uploaded | 25 May 2018 05:51 CEST | Original file | N/A |
