| article html file updated | 9 February 2020 16:51 CET | Update | https://www.mdpi.com/2313-576X/4/2/21 |
| article html file updated | 30 April 2019 21:25 CEST | Update | N/A |
| article html file updated | 16 April 2019 21:53 CEST | Update | N/A |
| article html file updated | 29 March 2019 23:01 CET | Update | N/A |
| article html file updated | 27 June 2018 09:35 CEST | Update | N/A |
| article html file updated | 9 May 2018 05:21 CEST | Original file | N/A |
| article pdf uploaded. | 9 May 2018 05:19 CEST | Version of Record | https://www.mdpi.com/2313-576X/4/2/21/pdf |
| article xml uploaded. | 9 May 2018 05:19 CEST | Update | https://www.mdpi.com/2313-576X/4/2/21/xml |
| article xml file uploaded | 9 May 2018 05:19 CEST | Original file | N/A |
