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	Issue Date	Title	Author(s)	Type	Access
1	1990	Application of the thermal boson expansion to the Heisenberg antiferromagnet MnF2	Brajczewska, Marta ; Fiolhais, Carlos ; Providência, João da	article	openAccess
2	1990	A note on thermal bosons	Providência, João da ; Fiolhais, Carlos	article	openAccess
3	1993	Discontinuous phase transition obtained with the thermal boson expansion	Fiolhais, Carlos ; Brajczewska, Marta ; Providência, João da	article	openAccess