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Issue Date	Title	Author(s)	Type	Access
2007	A logic of implications in algebra and coalgebra	Adámek, Jirí ; Sobral, Manuela ; Sousa, Lurdes	preprint	openAccess
2007	Frictional contact of an anisotropic piezoelectric plate	Figueiredo, Isabel N. ; Stadler, Georg	preprint	openAccess
2007	The Hankel Pencil Conjecture	Kovačec, Alexander ; Gouveia, Maria Celeste	preprint	openAccess
2007	Jacobi-Nijenhuis algebroids and their modular classes	Caseiro, Raquel ; Costa, Joana M. Nunes da	preprint	openAccess
2007	Composite norms and perfect conditioning	Queiró, João Filipe	preprint	openAccess
2007	Boolean algebras and spectrum	Conflitti, Alessandro	preprint	openAccess
2007	Lower and upper regularizations of frame semicontinuous real functions	Gutiérrez García, Javier ; Kubiak, Tomasz ; Picado, Jorge	preprint	openAccess
2007	Priestley spaces: the threefold way	Dias, Margarida	preprint	openAccess
2007	On simple Filippov superalgebras of type B(0,n), II	Pojidaev, Alexander P. ; Saraiva, Paulo	preprint	openAccess
2007	Riemann-Hilbert problem associated with Angelesco systems	Branquinho, A. ; Fidalgo Prieto, U. ; Moreno, A. Foulquié	preprint	openAccess
2007	Non-Fickian delay reaction-diffusion equations: theoretical and numerical study	Ferreira, J. A. ; Branco, J. R. ; Silva, P. da	preprint	openAccess
2007	The cardinality of endomorphisms of some oriented paths: an algorithm	Arworn, Sr. ; Fonseca, C. M. da ; Saenpholphat, V.	preprint	openAccess
2007	On the maximum of periodic integer-valued sequences with exponential type tails via max-semistable laws	Hall, A. ; Temido, M. G.	preprint	openAccess
2007	A universal construction in Goursat categories	Gran, Marino ; Rodelo, Diana	preprint	openAccess
2007	Optimal solution of a diffusion equation with a discrete source term	Araújo, A. ; Patrício, Maria F. ; Santos, José L.	preprint	openAccess
2007	Distributional equation for Laguerre-Hahn functionals on the unit circle	Branquinho, A. ; Rebocho, M. N.	preprint	openAccess
2007	On (0,1)-matrices with prescribed row and column sum vectors	Fonseca, C. M. da ; Mamede, Ricardo	preprint	openAccess
2007	A note on 3-quasi-Sasakian geometry	Montano, Beniamino Cappelletti ; Nicola, Antonio de ; Dileo, Giulia	preprint	openAccess
2007	The geometry of a 3-quasi-Sasakian manifold	Montano, Beniamino Cappelletti ; Nicola, Antonio de ; Dileo, Giulia	preprint	openAccess
2007	Gauss elimination without pivoting for positive semidefinite matrices and an application to sum of squares representations	Fidalgo, Carla	preprint	openAccess

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