Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) PRECUP R.,A fixed point theorem of Maia type in syntopogenous spaces,"Seminar on Fixed Point Theory, 1988",,Babes-Bolyai Univ. Cluj-Napoca,1988,,,49-70,https://cir.nii.ac.jp/crid/1573105975848289280,