Positivity and stability of the solutions of Caputo fractional linear time-invariant systems of any order with internal point delays Egileak: De La Sen, M. Urtea: 2011 Aldizkaria: Abstract and Applied Analysis Liburukia: 2011, art. no. 161246 Informazio gehigarria http://www.scopus.com/inward/record.url?eid=2-s2.0-79959191775&partnerID=40&md5=8a43c77d6b672eed80b949a41cf8ed5d