Simple do-it-yourself experimental set-up for electron charge qe measurement TM Mishonov, EG Petkov, NZ Mihailova, AA Stefanov, IM Dimitrova, ... European Journal of Physics 39 (6), 065202, 2018 | 10 | 2018 |

Integrable equations and recursion operators related to the affine Lie algebras VS Gerdjikov, DM Mladenov, AA Stefanov, SK Varbev Journal of Mathematical Physics 56 (5), 052702, 2015 | 8 | 2015 |

On a one-parameter family of mKdV equations related to the so (8) Lie algebra V Gerdjikov, D Mladenov, A Stefanov, S Varbev Mathematics in Industry, edited by A. Slavova, 345-355, 2014 | 8 | 2014 |

Determination of the Boltzmann constant by the equipartition theorem for capacitors TM Mishonov, VN Gourev, IM Dimitrova, NS Serafimov, AA Stefanov, ... European Journal of Physics 40 (3), 035102, 2019 | 7 | 2019 |

New types of two component NLS-type equations VS Gerdjikov, AA Stefanov arXiv preprint arXiv:1703.01314, 2017 | 7 | 2017 |

MKdV-Type of Equations Related to and A4(2) VS Gerdjikov, DM Mladenov, AA Stefanov, SK Varbev Nonlinear Mathematical Physics and Natural Hazards, 59-69, 2015 | 7 | 2015 |

MKdV-type of equations related to sl (N, C) algebra V Gerdjikov, D Mladenov, A Stefanov, S Varbev Mathematics in Industry, edited by A. Slavova, 335-344, 2014 | 7 | 2014 |

Riemann-Hilbert problem, integrability and reductions VS Gerdjikov, RI Ivanov, AA Stefanov arXiv preprint arXiv:1902.10276, 2019 | 6 | 2019 |

Manhattan equation for the operational amplifier TM Mishonov, AA Stefanov, EG Petkov, IM Dimitrova, VI Danchev, ... AIP Conference Proceedings 2075 (1), 160002, 2019 | 6 | 2019 |

Measurement of the Boltzmann constant by Einstein. Problem of the 5-th Experimental Physics Olympiad. Sofia 9 December 2017 TM Mishonov, EG Petkov, AA Stefanov, AP Petkov, IM Dimitrova, ... arXiv preprint arXiv:1801.00022, 2017 | 6 | 2017 |

Soliton equations related to the affine Kac-Moody algebra D 4 (1) VS Gerdjikov, DM Mladenov, AA Stefanov, SK Varbev The European Physical Journal Plus 130 (6), 1-17, 2015 | 6 | 2015 |

On MKdV Equations Related to the Affine Kac-Moody Algebra VS Gerdjikov, DM Mladenov, AA Stefanov, SK Varbev Journal of Geometry and Symmetry in Physics 39, 17-31, 2015 | 6 | 2015 |

Master equation for operational amplifiers: stability of negative differential converters, crossover frequency and pass-bandwidth TM Mishonov, VI Danchev, EG Petkov, VN Gourev, IM Dimitrova, ... Journal of Physics Communications 3 (3), 035004, 2019 | 5 | 2019 |

Recursion operators and hierarchies of equations related to the Kac–Moody algebras , , and VS Gerdjikov, AA Stefanov, ID Iliev, GP Boyadjiev, AO Smirnov, ... Theoretical and Mathematical Physics 204 (3), 1110-1129, 2020 | 2 | 2020 |

MKdV equations related to the D (2) 4 algebra VS Gerdjikov, DM Mladenov, AA Stefanov, SK Varbev Roman. J. Phys 61 (1-2), 110-123, 2016 | 2 | 2016 |

Probability distribution function of crossover frequency of operational amplifiers TM Mishonov, EG Petkov, IM Dimitrova, NS Serafimov, AM Varonov Measurement 179, 109509, 2021 | 1 | 2021 |

Detailed dynamical model of a simple 3D printed walking robot AA Stefanov, IN Chavdarov, DT Nedanovski AIP Conference Proceedings 2321 (1), 030031, 2021 | 1 | 2021 |

Generation of long range low-divergent Gauss–Bessel beams by annihilating optical vortices L Stoyanov, M Zhekova, A Stefanov, B Ivanov, I Stefanov, GG Paulus, ... Optics Communications 480, 126510, 2021 | 1 | 2021 |

The KdV-type equations related to and Kac–Moody algebras VS Gerdjikov, DM Mladenov, AA Stefanov, SK Varbev Teoreticheskaya i Matematicheskaya Fizika 207 (2), 237-260, 2021 | 1 | 2021 |

Zeroth-and first-order long range non-diffracting Gauss–Bessel beams generated by annihilating multiple-charged optical vortices L Stoyanov, M Zhekova, A Stefanov, I Stefanov, GG Paulus, A Dreischuh Scientific reports 10 (1), 1-13, 2020 | 1 | 2020 |