| Evaluating taxonomic inflation: towards evidence-based species delimitation in Eurasian vipers (Serpentes: Viperinae) I Freitas, S Ursenbacher, K Mebert, O Zinenko, S Schweiger, W Wüster, ... Amphibia-Reptilia 41 (3), 285-311, 2020 | 54 | 2020 |
| Refining climate change projections for organisms with low dispersal abilities: a case study of the Caspian whip snake TC Sahlean, I Gherghel, M Papeş, A Strugariu, ŞR Zamfirescu PloS One 9 (3), e91994, 2014 | 52 | 2014 |
| Lucrări practice de ecologie MD Varvara, Ș Zamfirescu, P Neacșu Editura Universităţii" Alexandru Ioan Cuza", 2001 | 51* | 2001 |
| Elemente de statistică aplicate în ecologie Ş Zamfirescu, O Zamfirescu Editura Universităţii" Alexandru Ioan Cuza", 2008 | 43 | 2008 |
| Preliminary data regarding the distribution and status of the herpetofauna in Iaşi County (Romania) A Strugariu, ŞR Zamfirescu, A Nicoară, I Gherghel, I Sas, CM Puşcaşu, ... North-Western Journal of Zoology 4 (1), S1-S23, 2008 | 29 | 2008 |
| An updated overview of the distribution of the moldavian steppe viper (Vipera ursinii moldavica NILSON, ANDRÉN et JOGER, 1993) L Krecsák, Ş Zamfirescu, Z Korsós Russian Journal of Herpetology 10 (3), 199-206, 2003 | 23 | 2003 |
| Population characteristics of the adder (Vipera berus berus) in the Northern Romanian Carpathians with emphasis on colour polymorphism: is melanism always adaptive in vipers? A Strugariu, ŞR Zamfirescu Animal Biology 61 (4), 457-468, 2011 | 21 | 2011 |
| Vipera (Acridophaga) ursinii in Romania: historical and present distribution. L Krecsák, Ş Zamfirescu North-Western Journal of Zoology 4 (2), 2008 | 20 | 2008 |
| Conquering new ground: On the presence of Podarcis muralis (Reptilia: Lacertidae) in Bucharest, the capital city of Romania A Strugariu, I Gherghel, SR Zamfirescu Herpetologica Romanica 2, 47-50, 2008 | 19 | 2008 |
| Research on the habitats of Vipera ursinii moldavica populations from Iaşi County ŞR Zamfirescu, O Zamfirescu, C Ion, IE Popescu Analele Ştiinţifice ale Universităţii „Al. I. Cuza” Iaşi, s. Biologie …, 2007 | 17 | 2007 |
| Preliminary data on the population characteristics of Vipera ursinii moldavica from" Dealul lui Dumnezeu"(Iaşi County, Romania) with notes on conservation. ŞR Zamfirescu, O Zamfirescu, IE Popescu, C Ion North-Western Journal of Zoology 5 (1), 2009 | 14 | 2009 |
| A melanistic adder (Vipera berus) neonate born from a cryptic female: Are black vipers born heavier? A Strugariu, ŞR ZAMFIRESCU North-Western Journal of Zoology 5 (1), 218, 2009 | 13 | 2009 |
| CURRENT AND FUTURE POTENTIAL DISTRIBUTION OF GLACIAL RELICT LIGULARIA SIBIRICA (ASTERACEAE) IN ROMANIA AND TEMPORAL CONTRIBUTION OF NATURA 2000 TO PROTECT THE SPECIES IN LIGHT … C MÂNZU, I GHERGHEL, Ş ZAMFIRESCU, O ZAMFIRESCU, I ROŞCA, ... Carpathian Journal of Earth and Environmental Sciences 8 (2), 77-87, 2013 | 12 | 2013 |
| A preliminary study on population characteristics and ecology of the critically endangered meadow viper Vipera ursinii in the Romanian Danube Delta A Strugariu, ŞR Zamfirescu, I Gherghel, TC Sahlean, V Moraru, ... Biologia 66, 175-180, 2011 | 11 | 2011 |
| Ecological Situation and Morphological Characteristics of Vipera ursinii moldavica in the «Valea Lui David» Natural Reserve L Krecsák, Ş Zamfirescu Russian Journal of Herpetology 8 (1), 69-73, 2001 | 11 | 2001 |
| Feeding ecology of two newt species (Triturus cristatus and Lissotriton vulgaris) during the reproduction season I Roşca, I Gherghel, A Strugariu, ŞR Zamfirescu Knowledge and Management of Aquatic Ecosystems, 05, 2013 | 10 | 2013 |
| Human impact on habitats of the meadow viper (Vipera ursinii) in eastern Romania SR Zamfirescu, A Strugariu, I Gherghel, O Zamfirescu Analele Ştiinţifice ale Universităţii „Al. I. Cuza” Iaşi, s. Biologie …, 2011 | 10 | 2011 |
| First record of the adder (Vipera berus berus) in Argeş County (Southern Romania) A Strugariu, ŞR Zamfirescu, I Gherghel Biharean Biologist 3 (2), 163-166, 2009 | 9 | 2009 |
| Vipera de stepă (Vipera ursinii moldavica) şi habitatele sale din Moldova (România) ŞR Zamfirescu, O Zamfirescu, EI Popescu, C Ion, A Strugariu Editura Universitatii" Alexandru Ioan Cuza", Iasi, 7-143, 2008 | 8 | 2008 |
| Situation of Vipera ursinii moldavica in Romania L Krecsák, Ş Zamfirescu Population and habitat viability assessment for the Hungarian Meadow Viper …, 2002 | 8 | 2002 |
