Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.

• A. Zahariev3 · h 8
• E. Nazarova3 · h 14
• G. Fuchs3 · h 15
• K. Buchkov3 · h 14
• K. Nenkov3 · h 36
• N. Balchev3 · h 7
• A. Losev2 profiles2 · h 11
• Daniela Kovacheva2 · h 4
• F. Babalievski2 · h 5
• K. Kostov2 · h 24
• A. Baraldi1 · h 41
• A. Baranchikov1 · h 19

• Bulgarian Academy of SciencesBG9 papers
• Georgi Nadjakov Institute of Solid State PhysicsBG3 papers
• International Laboratory of High Magnetic Fields and Low TemperaturesPL2 papers
• Leibniz Institute for Solid State and Materials ResearchDE2 papers
• University of StuttgartDE2 papers
• AREA Science ParkIT1 paper
• Centre Hospitalier d'OrsayFR1 paper
• Czech Academy of SciencesCZ1 paper
• Délégation Paris 6FR1 paper
• Donostia International Physics CenterES1 paper
• Elettra-Sincrotrone Trieste S.C.p.A.IT1 paper
• European Synchrotron Radiation FacilityFR1 paper