| article html file updated | 9 February 2020 15:06 CET | Update | https://www.mdpi.com/2226-4310/5/2/47 |
| article html file updated | 2 October 2019 22:24 CEST | Update | N/A |
| article html file updated | 1 May 2019 00:59 CEST | Update | N/A |
| article html file updated | 17 April 2019 01:36 CEST | Update | N/A |
| article html file updated | 29 March 2019 18:42 CET | Update | N/A |
| article html file updated | 27 June 2018 19:34 CEST | Update | N/A |
| article html file updated | 24 April 2018 12:36 CEST | Original file | N/A |
| article pdf uploaded. | 24 April 2018 12:35 CEST | Version of Record | https://www.mdpi.com/2226-4310/5/2/47/pdf |
| article xml uploaded. | 24 April 2018 12:35 CEST | Update | https://www.mdpi.com/2226-4310/5/2/47/xml |
| article xml file uploaded | 24 April 2018 12:35 CEST | Original file | N/A |