| article html file updated | 9 February 2020 19:41 CET | Update | https://www.mdpi.com/2079-9721/6/2/46 |
| article html file updated | 4 October 2019 02:59 CEST | Update | N/A |
| article html file updated | 30 April 2019 15:11 CEST | Update | N/A |
| article html file updated | 16 April 2019 15:44 CEST | Update | N/A |
| article html file updated | 30 March 2019 06:09 CET | Update | N/A |
| article html file updated | 27 June 2018 09:01 CEST | Update | N/A |
| article html file updated | 31 May 2018 10:44 CEST | Original file | N/A |
| article pdf uploaded. | 31 May 2018 09:44 CEST | Version of Record | https://www.mdpi.com/2079-9721/6/2/46/pdf |
| article xml uploaded. | 31 May 2018 09:44 CEST | Update | https://www.mdpi.com/2079-9721/6/2/46/xml |
| article xml file uploaded | 31 May 2018 09:44 CEST | Original file | N/A |
