No. 74 (2018)

Published:
Deprecated: Return type of Carbon\Traits\Date::createFromTimestamp($timestamp, $tz = null) should either be compatible with DateTime::createFromTimestamp(int|float $timestamp): static, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /var/www/clients/client36/web36/web/lib/pkp/lib/vendor/nesbot/carbon/src/Carbon/Traits/Timestamp.php on line 29
2018-09-30

Telecommunication, navigation, radar systems, radiooptics and electroacoustics