Pattern recognition analysis of the class identity recognition efficiency of a portable laser infrared sensor detecting amphetamines and their main precursors. Ann_UGAL_Math_Phys_Mec [Internet]. 28 juill. 2019 [cité 2 nov. 2026];42(1):55-62. Disponible sur: https://ojs.ugal.ro/index.php/math/article/view/2340