| article html file updated | 9 February 2020 21:05 CET | Update | https://www.mdpi.com/2226-4310/5/2/63 |
| article html file updated | 4 October 2019 12:00 CEST | Update | N/A |
| article html file updated | 30 April 2019 11:50 CEST | Update | N/A |
| article html file updated | 16 April 2019 12:14 CEST | Update | N/A |
| article html file updated | 16 April 2019 07:00 CEST | Update | N/A |
| article html file updated | 30 March 2019 09:49 CET | Update | N/A |
| article html file updated | 27 June 2018 19:40 CEST | Update | N/A |
| article html file updated | 12 June 2018 13:06 CEST | Update | N/A |
| article html file updated | 12 June 2018 13:05 CEST | Original file | N/A |
| article pdf uploaded. | 12 June 2018 13:04 CEST | Updated version of record | https://www.mdpi.com/2226-4310/5/2/63/pdf |
| article xml uploaded. | 12 June 2018 13:04 CEST | Update | https://www.mdpi.com/2226-4310/5/2/63/xml |
| article xml file uploaded | 12 June 2018 13:04 CEST | Update | N/A |
| article pdf uploaded. | 12 June 2018 13:02 CEST | Updated version of record | https://www.mdpi.com/2226-4310/5/2/63/pdf-vor |
| article xml file uploaded | 12 June 2018 13:02 CEST | Update | N/A |
| article pdf uploaded. | 11 June 2018 15:48 CEST | Updated version of record | https://www.mdpi.com/2226-4310/5/2/63/pdf-vor |
| article xml file uploaded | 11 June 2018 15:47 CEST | Original file | N/A |
| article pdf uploaded. | 11 June 2018 15:47 CEST | Version of Record | https://www.mdpi.com/2226-4310/5/2/63/pdf-vor |
