| Issue Date | Title | Author(s) | Type | Мp-cat. |
| 2001 | A concealed property of total pi-electron energy | Gutman, Ivan   ; Nikolic, Ana; Tomovic, Zeljko | Article | |
| 2002 | Amino acid mediated borane reduction of ketones II | Teodorovic, Aleksandar V; Joksovic, Milan D; Gutman, Ivan ; Tomovic, Zeljko | Article | |
| 2001 | Cyclic conjugation in terminally bent and branched phenylenes | Gutman, Ivan ; Tomovic, Zeljko | Article | |
| 2001 | Modeling boiling points of cycloalkanes by means of iterated line graph sequences | Tomovic, Zeljko; Gutman, Ivan | Article | |
| 2000 | More on the line graph model for predicting physico-chemical properties of alkanes | Gutman, Ivan ; Tomovic, Zeljko | Article | |
| 2001 | Narumi-Katayama index of phenylenes | Tomovic, Zeljko; Gutman, Ivan | Article | |
| 2000 | On the application of line graphs in quantitative structure-property studies | Gutman, Ivan ; Tomovic, Zeljko | Article | |
| 2004 | On the distribution of pi-electrons in large polycyclic aromatic hydrocarbons | Gutman, Ivan ; Tomovic, Zeljko; Mullen, K; Rabe, EP | Article | |
| 2000 | On the multiplicative Wiener index and its possible chemical applications | Gutman, Ivan ; Linert, Wolfgang; Lukovits, I; Tomovic, Zeljko | Article | |
| 2001 | On the use of iterated line graphs in quantitative structure-property studies | Gutman, Ivan ; Tomovic, Zeljko; Mishra, BK; Kuanar, M | Article | |
| 2000 | Relation between distance-based topological indices | Gutman, Ivan ; Tomovic, Zeljko | Article | |
| 2000 | The multiplicative version of the Wiener index | Gutman, Ivan ; Linert, Wolfgang; Lukovits, I; Tomovic, Zeljko | Article | |
| 2001 | Total pi-electron energy of phenylenes: Bounds and approximate expressions | Gutman, Ivan ; Tomovic, Zeljko | Article | |