Rauf, Abdul;
Liaqat, Sumaira;
Qureshi, Ashfaq M.;
Yaqub, Muhammad;
Rehman, Aziz U.;
Hassan, Mahmood U.;
Chohan, Zahid H.;
Nasim, Faiz U. H.;
Ben Hadda, T.
Synthesis, characterization, and urease inhibition of 5-substituted-8-methyl-2H-pyrido[1,2-a]pyrimidine-2,4(3H)-diones