He is based at the University of La Rioja, Spain.
L.J. Hernández and T. Porter, Proper pointed maps from to a -compact space, Math. Proc. Camb. Phil. Soc. 103 (1988) 457-462.
L.J. Hernández and T. Porter, Global analogues of the Brown-Grossman proper homotopy groups of an end, Math. Proc. Camb. Phil. Soc. 104 (1988) 483-496.
L.J. Hernández and T. Porter, Categorical Models of N-types for pro-crossed complexes and In-prospaces, in 1990 Barcelona Conference on Algebraic Topology, Springer Lecture Notes in Mathematics, No.1509, 1992.
L.J. Hernández and T. Porter, An embedding theorem for proper n-types, Top. and its Applications, 48, (1992) 215-233
J. Ignacio Extremiana Aldana, L. Javier Hernández, M. Teresa Rivas Rodríguez, Postnikov factorizations at infinity,Topology and its Applications, 153,(2005), 370-393.