Title Hop k-Rainbow Domination in Graphs Type of Research Article Keywords Hop k-Rainbow Domination in Graphs Abstract Hop k-Rainbow Domination in Graphs Researchers jamil Hamja (First Researcher)، Seyed Mahmoud Sheikholeslami Kavkani (Second Researcher)، Imelda S. Aniversario (Third Researcher)، Lyster Rey B. Cabardo (Fourth Researcher)