| article html file updated | 9 February 2020 02:40 CET | Update | https://www.mdpi.com/2309-608X/4/1/11 |
| article html file updated | 2 May 2019 03:03 CEST | Update | N/A |
| article html file updated | 18 April 2019 01:13 CEST | Update | N/A |
| article html file updated | 28 March 2019 14:39 CET | Update | N/A |
| article html file updated | 11 December 2018 08:25 CET | Update | N/A |
| article html file updated | 28 March 2018 10:24 CEST | Update | N/A |
| article html file updated | 11 January 2018 09:38 CET | Original file | N/A |
| article xml uploaded. | 11 January 2018 09:37 CET | Original file | https://www.mdpi.com/2309-608X/4/1/11/xml |
| article pdf uploaded. | 11 January 2018 09:37 CET | Version of Record | https://www.mdpi.com/2309-608X/4/1/11/pdf |
