 Kọ itẹsiwaju fun paragirafi yii - Martínez ṣẹgun igbasilẹ Cuba fun igbiyanju gigun ni igba mọkanla, ti o mu ki igbesi aye ti o dara julọ ti. Ó gba àmì ẹyẹ góòlù nínú ìdíje jígì jìn ní ìdíje Central American and Caribbean Games 1966 ó sì jẹ aṣẹgun àkọkọ ní ìdíje Central American and Caribbean Championships in Athletics 1967. O tun gbadun aṣeyọri ninu 4 × 100 mita relay, o gba awọn ami-ẹyẹ ni 1963 Pan American Games, 1963 Summer Universiade : ati awọn ere CAC ti ọdun 1966, bakanna pẹlu fifọ igbasilẹ orilẹ-ede lẹẹmeji fun iṣẹlẹ naa. 