1. Isovector and isoscalar protonneutron pairing in N>Z nuclei D. Negrea, P. Buganu, D. Gambacurta, and N. Sandulescu Phys. Rev. C 98 (2018) 064319 2018 
2. Isovector and isoscalar pairing in odd–odd N = Z nuclei within a quartet approach Daniel Negrea, N. Sandulescu, and D. Gambacurta Prog. Theor. Exp. Phys. 2017, 073D05 2017 
3. Pairing, quartet condensation and Wigner energy in nuclei N. Sandulescu and D. Negrea Rom. J. Phys. 60, 56 (2015), 805810 2015 
4. Protonneutron pairing in N=Z nuclei: quartetting versus pair condensation N. Sandulescu, D. Negrea and D. Gambacurta Phys. Lett. B 751 (2015), 348351 2015 
5. Isovector protonneutron pairing and Wigner energy in HartreeFock mean field calculations D. Negrea and N. Sandulescu Phys. Rev. C 2014 
6. PROTONNEUTRON PAIRING AND ALPHATYPE QUARTET CONDENSATION IN NUCLEI N. SANDULESCU, D. NEGREA, C.W. JOHNSON Rom. J. Phys. 2013 
7. Fournucleon αtype correlations and protonneutron pairing away from the N=Z line N. Sandulescu, D. Negrea, and C. W. Johnson Phys. Rev. C 2012 
8. Quartet condensation and isovector pairing correlations in N=Z nuclei N. Sandulescu, D. Negrea, J. Dukelsky, and C. W. Johnson Phys. Rev. C 2012 
1. Isovector and isoscalar protonneutron pairing in N>Z nuclei Daniel Negrea, Petrică Buganu, Danilo Gambacurta, and Neculai Săndulescu ”XXIII International School on Nuclear Physics, Neutron Physics and Applications”, Varna, Bulgaria (2019) 
2. Isovector and isoscalar protonneutron pairing in N>Z nuclei Daniel Negrea, Petrică Buganu, Danilo Gambacurta, and Neculai Săndulescu ESNT workshop ”Recent advances on protonneutron pairing and quartet correlations in nuclei, session II”, CEAESPN, Saclay, France (2019) 
3. Protonneutron pairing and quartteting in oddodd N=Z nuclei Daniel Negrea Recent advances on protonneutron pairing and quartet correlations in nuclei, CEA Saclay, Franța, 1014 Septembrie, 2018 
4. Quartetting and isovectorisoscalar protonneutron pairing in N>Z eveneven nuclei Daniel Negrea International Conference on NUCLEAR STRUCTURE AND RELATED TOPICS, Burgas, Bulgaria, 48 Iunie, 2018 
5. Isovector and isoscalar pairing in oddodd N=Z nuclei Daniel Negrea XXII International School on Nuclear Physics and Applications, September 10  16, 2017 Varna, Bulgaria 
6. Protonneutron pairing and quartetting in oddodd N=Z nuclei Daniel Negrea Advanced manybody and statistical methods in mesoscopic systems III, September 4  8, 2017, Buşteni, Romania 
7. Protonneutron pairing in N=Z nuclei: quartetting versus pair condensation N. Sandulescu, D. Negrea, and D. Gambacurta Thirty Fifth International Workshop on Nuclear Theory, June 26th – July 2nd, 2016, Rila Mountains, Bulgaria 
8. Isovector protonneutron pairing and Wigner energy in HartreeFock mean field calculations D. Negrea and N. Sandulescu Nuclear Structure and Dynamics, Portoroz, Slovenia, 1419 Iunie 2015 
9. Isovector protonneutron pairing and Wigner energy in HartreeFock mean field calculations D. Negrea and N. Sandulescu The 3rd European Nuclear Physics Conference (EuNPC2015), Groningen, Olanda, 31 August  04 Septembrie 2015 
10. Isovector protonneutron pairing and Wigner energy in HartreeFock mean field calculations D. Negrea and N. Sandulescu 14th International Balkan Workshop on Applied Physics, Universitatea Ovidius, Constanta, Romania, 24 iulie, 2014 
11. Pairing and Quartet Condensation in N=Z Nuclei N. Sandulescu, D. Negrea, J. Dukelsky, and C. W. Johnson Exotic Nuclei and Nuclear/Particle Astrophysics (IV), June 24  July 7, 2012  Sinaia, Romania 
