TY - JOUR AU - Shahzad, Naseer AU - Karapinar, Erdal AU - Roldán López de Hierro, Antonio Francisco PY - 2015 SN - 1687-1812 UR - http://hdl.handle.net/10481/37229 AB - After the appearance of Nieto and Rodríguez-López’s theorem, the branch of fixed point theory devoted to the setting of partially ordered metric spaces have attracted much attention in the last years, especially when coupled, tripled, quadrupled and,... LA - eng PB - Springer Open KW - Metric spaces KW - Fixed point theorems TI - On some fixed point theorems under (α,ψ,ϕ) -contractivity conditions in metric spaces endowed with transitive binary relations DO - 10.1186/s13663-015-0359-5 ER -