| article html file updated | 9 February 2020 07:32 CET | Update | https://www.mdpi.com/2078-2489/9/2/45 |
| article html file updated | 1 October 2019 00:32 CEST | Update | N/A |
| article html file updated | 1 May 2019 16:32 CEST | Update | N/A |
| article html file updated | 17 April 2019 15:58 CEST | Update | N/A |
| article html file updated | 29 March 2019 01:16 CET | Update | N/A |
| article html file updated | 14 March 2018 11:38 CET | Update | N/A |
| article html file updated | 24 February 2018 12:38 CET | Original file | N/A |
| article xml uploaded. | 24 February 2018 12:36 CET | Original file | https://www.mdpi.com/2078-2489/9/2/45/xml |
| article pdf uploaded. | 24 February 2018 12:36 CET | Version of Record | https://www.mdpi.com/2078-2489/9/2/45/pdf |
