TY - CHAP AU - Terradillos Basoco, Juan María AU - Martín Aragón, María del Mar A4 - Derecho Internacional Público, Penal y Procesal PY - 2023 SN - 9789462363434 UR - http://hdl.handle.net/10498/33004 AB - The principle of legality – nullum crimen [1], nulla poena sine lege [2] – requires the criminal law – lex poenalis [3] – to define the criminalised conducts – lex certa [4] –, so that citizens, being aware of them, can refrain from committing them... LA - eng KW - Principle of legality KW - European Justice TI - Principle of legality and European justice: an unfinished road ER -