| article html file updated | 9 February 2020 11:18 CET | Update | https://www.mdpi.com/2227-7072/6/2/36 |
| article html file updated | 1 May 2019 08:39 CEST | Update | N/A |
| article html file updated | 17 April 2019 08:33 CEST | Update | N/A |
| article html file updated | 29 March 2019 09:54 CET | Update | N/A |
| article html file updated | 27 June 2018 20:18 CEST | Update | N/A |
| article html file updated | 27 March 2018 06:32 CEST | Update | N/A |
| article xml uploaded. | 27 March 2018 06:31 CEST | Update | https://www.mdpi.com/2227-7072/6/2/36/xml |
| article pdf uploaded. | 27 March 2018 06:31 CEST | Updated version of record | https://www.mdpi.com/2227-7072/6/2/36/pdf |
| article html file updated | 26 March 2018 17:26 CEST | Original file | N/A |
| article pdf uploaded. | 26 March 2018 15:00 CEST | Version of Record | https://www.mdpi.com/2227-7072/6/2/36/pdf-vor |
