TY - JOUR AU - Bojana Borovićanin TI - Line Graphs with Exactly two Positive Eigenvalues JO - Publications de l'Institut Mathématique PY - 2002 SP - 39 VL - _N_S_72 IS - 86 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.2298/PIM0272039B/ DO - 10.2298/PIM0272039B LA - en ID - 10_2298_PIM0272039B ER -