Triple line integrals refer to integrals over closed paths, surfaces, and regions in space, specifically denoted as \oint d\sigma for closed paths, \iint dS for closed surfaces, and \iiint dV for closed regions. The closed surface integral is used to integrate vector fields across a closed surface, while the triple integral is applied to vector fields over closed volumes, often encountered in vector calculus and electrodynamics. These integrals are essential for calculating quantities like volume and flux. Resources for studying these integrals can typically be found in undergraduate calculus and physics courses. Understanding these concepts is crucial for advanced applications in mathematics and physics.