| article html file updated | 26 September 2022 12:59 CEST | Original file | https://www.mdpi.com/2504-3900/2/19/1219 |
| article pdf uploaded. | 23 October 2018 04:27 CEST | Version of Record | https://www.mdpi.com/2504-3900/2/19/1219/pdf |
| article xml file uploaded | 23 October 2018 04:27 CEST | Original file | https://www.mdpi.com/2504-3900/2/19/1219/xml |
