| article html file updated | 9 February 2020 14:53 CET | Update | https://www.mdpi.com/2227-9091/6/2/41 |
| article html file updated | 2 October 2019 21:03 CEST | Update | N/A |
| article html file updated | 1 May 2019 01:25 CEST | Update | N/A |
| article html file updated | 17 April 2019 02:01 CEST | Update | N/A |
| article html file updated | 29 March 2019 18:09 CET | Update | N/A |
| article html file updated | 27 June 2018 09:54 CEST | Update | N/A |
| article html file updated | 23 April 2018 08:39 CEST | Original file | N/A |
| article supplementary file uploaded. | 23 April 2018 08:38 CEST | - | https://www.mdpi.com/2227-9091/6/2/41#supplementary |
| article pdf uploaded. | 23 April 2018 08:38 CEST | Version of Record | https://www.mdpi.com/2227-9091/6/2/41/pdf |
| article xml uploaded. | 23 April 2018 08:38 CEST | Update | https://www.mdpi.com/2227-9091/6/2/41/xml |
| article xml file uploaded | 23 April 2018 08:38 CEST | Original file | N/A |
