| article html file updated | 9 February 2020 17:30 CET | Update | https://www.mdpi.com/2227-9059/6/2/55 |
| article html file updated | 3 October 2019 13:37 CEST | Update | N/A |
| article html file updated | 30 April 2019 20:04 CEST | Update | N/A |
| article html file updated | 16 April 2019 20:31 CEST | Update | N/A |
| article html file updated | 30 March 2019 00:32 CET | Update | N/A |
| article html file updated | 27 June 2018 19:16 CEST | Update | N/A |
| article html file updated | 16 May 2018 13:12 CEST | Update | N/A |
| article xml uploaded. | 16 May 2018 13:10 CEST | Update | https://www.mdpi.com/2227-9059/6/2/55/xml |
| article pdf uploaded. | 16 May 2018 13:10 CEST | Updated version of record | https://www.mdpi.com/2227-9059/6/2/55/pdf |
| article html file updated | 15 May 2018 08:52 CEST | Update | N/A |
| article html file updated | 15 May 2018 08:52 CEST | Update | N/A |
| article html file updated | 15 May 2018 08:50 CEST | Original file | N/A |
| article pdf uploaded. | 15 May 2018 08:49 CEST | Updated version of record | https://www.mdpi.com/2227-9059/6/2/55/pdf-vor |
| article pdf uploaded. | 14 May 2018 17:34 CEST | Version of Record | https://www.mdpi.com/2227-9059/6/2/55/pdf-vor |
