| article html file updated | 9 February 2020 18:20 CET | Update | https://www.mdpi.com/2311-5629/4/2/32 |
| article html file updated | 3 October 2019 18:48 CEST | Update | N/A |
| article html file updated | 30 April 2019 18:16 CEST | Update | N/A |
| article html file updated | 16 April 2019 18:43 CEST | Update | N/A |
| article html file updated | 30 March 2019 02:43 CET | Update | N/A |
| article html file updated | 22 May 2018 13:35 CEST | Update | N/A |
| article xml uploaded. | 22 May 2018 13:34 CEST | Update | https://www.mdpi.com/2311-5629/4/2/32/xml |
| article pdf uploaded. | 22 May 2018 13:34 CEST | Updated version of record | https://www.mdpi.com/2311-5629/4/2/32/pdf |
| article html file updated | 20 May 2018 07:25 CEST | Original file | N/A |
| article pdf uploaded. | 20 May 2018 07:24 CEST | Version of Record | https://www.mdpi.com/2311-5629/4/2/32/pdf-vor |
