Polymorphism, crystallinity and hydrophilic-lipophilic balance of stearic acid and stearic acid-capric/caprylic triglyceride matrices for production of stable nanoparticles - Severino, Patrícia; Pinho, Samantha Cristina de; Souto, Eliana B; Santana, Maria Helena A (Colloids and Surfaces B, 2011)