Observation of Upsilon(1S) pair production in proton-proton collisions at sqrt(s) = 8 TeV

S. S. Wilks, “The large-sample distribution of the likelihood ratio for testing composite hypotheses”, Annals Math. Statist

1938

Earlier work this paper cites.

S. D. Ellis, M. B. Einhorn, and C. Quigg, “Comment on hadronic production of psions”, Phys. Rev. Lett

1976

Earlier work this paper cites.

C. E. Carlson and R. Suaya, “Hadronic production of \JPsi

1976

Earlier work this paper cites.

J. H. Kuhn, “Hadronic production of P P -wave charmonium states”, Phys. Lett. B

1980

Earlier work this paper cites.

PhD thesis, Stanford University, 1980

M. J. Oreglia, “A study of the reactions ψ ′ → γ ​ γ ​ ψ \psi^{\prime}\to\gamma\gamma\psi ” · 1980

Earlier work this paper cites.

NA3 Collaboration, “Evidence for ψ ​ ψ \psi\psi production in π − \pi^{-} interactions at 150 \GeVc

1982

Earlier work this paper cites.

North-Holland, Amsterdam, Netherlands, 1985

B. L. Ioffe, V. A. Khoze, and L. N. Lipatov, “Hard processes, Vol. 1: Phenomenology, quark parton model” · 1985

Earlier work this paper cites.

R. Fruhwirth, “Application of Kalman filtering to track and vertex fitting”, Nucl. Instrum. Meth. A

1987

Earlier work this paper cites.

M. Ciafaloni, “Coherence effects in initial jets at small Q 2 / s Q^{2}/s ”, Nucl. Phys. B

1988

Earlier work this paper cites.

S. Catani, F. Fiorani, and G. Marchesini, “Small x x behavior of initial state radiation in perturbative QCD”, Nucl. Phys. B

1990

Earlier work this paper cites.

G. Marchesini, “QCD coherence in the structure function and associated distributions at small x x ”, Nucl. Phys. B

1995

Earlier work this paper cites.

G. T. Bodwin, E. Braaten, and G. P. Lepage, “Rigorous QCD analysis of inclusive annihilation and production of heavy quarkonium”, Phys. Rev. D

1997

Earlier work this paper cites.

G. Calucci and D. Treleani, “Proton structure in transverse space and the effective cross-section”, Phys. Rev. D

1999

Earlier work this paper cites.

G. Calucci and D. Treleani, “Double parton scatterings in high-energy hadronic collisions”, Nucl. Phys. Proc. Suppl

1999

Earlier work this paper cites.

GEANT4 Collaboration, “GEANT4—a simulation toolkit”, Nucl. Instrum. Meth. A

2003

Cited alongside, same era.

CERN, Geneva, 2005

K. Prokofiev and T. Speer, “A kinematic fit and a decay chain reconstruction library”, in Proceedings of computing in high energy physics and nuclear physics · 2005

Cited alongside, same era.

Imperial College Press, Oxford, UK, September, 2006

W. Verkerke and D. P. Kirkby, “The RooFit toolkit for data modeling”, in Statistical Problems in Particle Physics, Astrophysics and Cosmology (PHYSTAT 05) · 2006

Cited alongside, same era.

CMS Collaboration, “The CMS experiment at the CERN LHC”, JINST

2008

Cited alongside, same era.

T. Sjostrand, S. Mrenna, and P. Z. Skands, “A brief introduction to PYTHIA 8.1”, Comput. Phys. Commun

Original

2008

Cited alongside, same era.

E. L. Berger, C. B. Jackson, and G. Shaughnessy, “Characteristics and estimates of double parton scattering at the Large Hadron Collider”, Phys. Rev. D

ATLAS Collaboration, “Measurement of hard double-parton interactions in W ( → ℓ ν ) W(\to\ell\nu) +2-jet events at s = 7 ​ \TeV \sqrt{s}=7\TeV with the ATLAS detector”, New J. Phys

Original

2013

Later among the works it cites.

CMS Collaboration, “CMS luminosity based on pixel cluster counting — Summer 2013 update”, CMS Physics Analysis Summary CMS-PAS-LUM-13-001, 2013

2013

Later among the works it cites.

CMS Collaboration, “Study of double parton scattering using W+2-jet events in proton-proton collisions at s = 7 ​ \TeV \sqrt{s}=7\TeV ”, JHEP

Original

2014

Later among the works it cites.

D0 Collaboration, “Observation and studies of double \JPsi

Original

2014

Later among the works it cites.

CMS Collaboration, “Measurement of prompt \JPsi