квази-контракт(A quasi contract is an agreement between two parties without previous obligations to one another that has been created and legally recognized by the court system. under a quasi-contract, neither involved party is expected to create such an agreement; this contract is arranged and imposed by a judge to correct a circumstance in which one party acquires something at the expense of the other party. Read more: Quasi Contract investopedia.comAlexander Demidov)
квазисудебная функция(A quasi-judicial function is an executive function that involves the exercise of discretion (judgment). Court staff perform quasi-judicial executive functions such as managing the issuing of claims, serving court documents and deciding what would be reasonable for the defendant to pay – for example, see determination. LT Alexander Demidov)
квази-публичной(essentially public (as in services rendered) although under private ownership or control. Merriam-Webster's Collegiate 11 Alexander Demidov)