Presssigning the Shape for Bodies of Constant Width. Egon Schulte; Sinisa Vrecica — 1983 Monatshefte für Mathematik
A note on starshaped sets. Vrecica, Sinisa — 1981 Publications de l'Institut Mathématique. Nouvelle Série
Milosav Marjanović - on the occasion of his 80th birthday Rade Živaljević; Siniša Vrećica — 2011 The Teaching of Mathematics