κατόπιν εντολής → on the orders of, by order of, upon order, on one's instruction, under a mandate, under a mandate from, under a mandate of, under mandate set by, at the behest, at one's behest, in response to the request, after the instruction, upon the instruction, under a warrant

[annapd]

κατόπιν εντολής

[spiros]

συγκείμενο

on the orders of,  by order of, upon order, on one's instruction, under a mandate,  under a mandate from,  under a mandate of, under mandate set by, at the behest, in response to the request, after the instruction, under a warrant
κατόπιν εντολής - English translation – Linguee

at the behest → κατ' εντολή, κατ' εντολήν, κατόπιν εντολής

[annapd]

οι δαπάνες θα καλύπτονται κατόπιν εντολής του Επιστημονικά Υπεύθυνου

[spiros]

upon the instruction of the scientist responsible for the project