What has the author Alejandro Serrano Caldera written?

Alejandro Serrano Caldera has written:

'Derecho del trabajo' -- subject(s): Labor laws and legislation

'La universidad y los valores fundamentales del ser humano' -- subject(s): Education, Higher, Higher Education, Philosophy

'Meditaciones fragmentarias'

'Del tiempo y sus metaforas'

'Estado de derecho y derechos humanos' -- subject(s): Rule of law, Human rights, Democracy