author = { Mendes, Claudio Martin AND Ruas, Maria Aparecida Soares },

title = { Hyperbolic Motions of Conics },

publisher = {JSTOR},

isbn = {0002-9890},

keywords = { General Mathematics },

year = {1987},

url = { http://slubdd.de/katalog?TN_libero_mab2 }