NJ.K.V. Prestolonaslednik Aleksandar  ,  Akademik g-din Matija Bećković i g-đa Katarina Petrović
HRH Crown prince Alexander, Mr. Matija Beckovic and Mrs. Katarina Petrovic

NJ.K.V. Prestolonaslednik Aleksandar   I g-đa Katarina Petrović
HRH Crown prince Alexander with Mrs. Katarina Petrovic