1. Assessing the effectiveness of intensive conservation actions: Does guarding and feeding increase productivity and survival of Egyptian Vultures in the Balkans?. (June 2016) Authors: Oppel, Steffen; Dobrev, Vladimir; Arkumarev, Volen; Saravia, Victoria; Bounas, Anastasios; Kret, Elzbieta; Skartsi, Theodora; Velevski, Metodija; Stoychev, Stoycho; Nikolov, Stoyan C. Journal: Biological conservation Issue: Volume 198(2016) Page Start: 157 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Assessing the effectiveness of intensive conservation actions: Does guarding and feeding increase productivity and survival of Egyptian Vultures in the Balkans?. (June 2016) Authors: Oppel, Steffen; Dobrev, Vladimir; Arkumarev, Volen; Saravia, Victoria; Bounas, Anastasios; Kret, Elzbieta; Skartsi, Theodora; Velevski, Metodija; Stoychev, Stoycho; Nikolov, Stoyan C. Journal: Biological conservation Issue: Volume 198(2016) Page Start: 157 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
3. Differential survival throughout the full annual cycle of a migratory bird presents a life‐history trade‐off. Issue 5 (30th March 2021) Authors: Buechley, Evan R.; Oppel, Steffen; Efrat, Ron; Phipps, W. Louis; Carbonell Alanís, Isidoro; Álvarez, Ernesto; Andreotti, Alessandro; Arkumarev, Volen; Berger‐Tal, Oded; Bermejo Bermejo, Ana; Bounas, Anastasios; Ceccolini, Guido; Cenerini, Anna; Dobrev, Vladimir; Duriez, Olivier; García, Javier; G... Journal: Journal of animal ecology Issue: Volume 90:Issue 5(2021) Page Start: 1228 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
4. High juvenile mortality during migration in a declining population of a long‐distance migratory raptor. (4th April 2015) Authors: Oppel, Steffen; Dobrev, Vladimir; Arkumarev, Volen; Saravia, Victoria; Bounas, Anastasios; Kret, Elzbieta; Velevski, Metodija; Stoychev, Stoycho; Nikolov, Stoyan C. Editors: Arroyo, Beatriz Journal: Ibis Issue: Volume 157:Number 3(2015:Jul.) Page Start: 545 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
5. High juvenile mortality during migration in a declining population of a long‐distance migratory raptor. (4th April 2015) Authors: Oppel, Steffen; Dobrev, Vladimir; Arkumarev, Volen; Saravia, Victoria; Bounas, Anastasios; Kret, Elzbieta; Velevski, Metodija; Stoychev, Stoycho; Nikolov, Stoyan C.; Arroyo, Beatriz Journal: Ibis Issue: Volume 157:Number 3(2015:Jul.) Page Start: 545 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
6. Hotspots in the grid: Avian sensitivity and vulnerability to collision risk from energy infrastructure interactions in Europe and North Africa. Issue 6 (11th April 2022) Authors: Gauld, Jethro G.; Silva, João P.; Atkinson, Philip W.; Record, Paul; Acácio, Marta; Arkumarev, Volen; Blas, Julio; Bouten, Willem; Burton, Niall; Catry, Inês; Champagnon, Jocelyn; Clewley, Gary D.; Dagys, Mindaugas; Duriez, Olivier; Exo, Klaus‐Michael; Fiedler, Wolfgang; Flack, Andrea; Friedemann... Journal: Journal of applied ecology Issue: Volume 59:Issue 6(2022) Page Start: 1496 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
7. Identifying critical migratory bottlenecks and high‐use areas for an endangered migratory soaring bird across three continents. (18th July 2018) Authors: Buechley, Evan R.; Oppel, Steffen; Beatty, William S.; Nikolov, Stoyan C.; Dobrev, Vladimir; Arkumarev, Volen; Saravia, Victoria; Bougain, Clementine; Bounas, Anastasios; Kret, Elzbieta; Skartsi, Theodora; Aktay, Lale; Aghababyan, Karen; Frehner, Ethan; Şekercioğlu, Çağan H. Journal: Journal of avian biology Issue: Volume 49:Number 7(2018) Page Start: n/a Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
8. Population reinforcement and demographic changes needed to stabilise the population of a migratory vulture. Issue 12 (25th July 2021) Authors: Oppel, Steffen; Saravia, Victoria; Bounas, Anastasios; Arkumarev, Volen; Kret, Elzbieta; Dobrev, Vladimir; Dobrev, Dobromir; Kordopatis, Panagiotis; Skartsi, Theodora; Velevski, Metodija; Petrovski, Nenad; Bino, Taulant; Topi, Mirjan; Klisurov, Ivaylo; Stoychev, Stoycho; Nikolov, Stoyan C. Journal: Journal of applied ecology Issue: Volume 58:Issue 12(2021) Page Start: 2711 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
9. Should we trust beliefs or data when assessing conservation interventions? A reply to Stoynov 2016. (December 2016) Authors: Oppel, Steffen; Dobrev, Vladimir; Arkumarev, Volen; Saravia, Victoria; Bounas, Anastasios; Kret, Elzbieta; Skartsi, Theodora; Velevski, Metodija; Stoychev, Stoycho; Nikolov, Stoyan C. Journal: Biological conservation Issue: Volume 204:Part B(2016) Page Start: 149 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗