* Congresso de Topologia Algébrica e Diferencial,

Sociedade Brasileira de Matemática, São Carlos, 1970

(with G. Loibel); funding: FAPESP and CNPq.

* Workshop and Conference, Canadian Mathematical

Society, Vancouver, 1977 (with P.Hoffman and D, Sjerve);

funding: NSERC.

* Workshop and Conference, Canadian Mathematical

Society, St. John's, 1983 (with P.Booth, R.Fritsch, and

C.Morgan); funding: NSERC.

* Conference on Self-homotopy Equivalences,

Centre de Recherches Mathématiques, Université de Montréal,

Montreal, 1988 (with P.Booth); funding: CRM.

* Topological Fixed Point Theory (in connection to IMU

Congress), Honolulu, 1990; funding: NSF.

* Homotopy Theory Conference, Gargnano (Garda Lake),

1992 (with I.M.James, E.Brown Jr., S.Buoncristiano,

and L.Lomonaco); funding: CNR, Università di Milano

and Università di Roma II.

* Topological Fixed Point Cortona 1993 Theory (with R.F.Brown

and M.Furi); funding: INdAM.

* Homotopy Theory Conference, Gargnano (Garda Lake),

1995 (with S.Buoncristiano, A.Dold, I.M.James and D.Ravenell);

funding: European Union.

Gargnano (Garda Lake), 1999 (with M.Arkowitz, K.Maruyama,

and J.Rutter); funding: IndAM.

* First Euro Mediterranean Topology Meeting (A Euroconference

on Homotopy Theory), Bellaterra (Barcelona),

2000 (with C.Broto and L.Schwartz); funding: European Union,

Centre de Recercas Matematiques, Universidad Autonoma de Barcelona, Università di Milano.

* CNPq, Brazil, 1955-1956 and 1960-1962;

* Research Assistantship, University of Illinois, Summer 1961.

* Research Assistantship, University of Wisconsin, Summer 1963.

* Wisconsin Allumni Research Foundation Grant, Summer 1966.

* FAPESP, 1968.

* FAPESP Grant n. 69/901, Brazil, 1969.

* FAPESP Grant n. 70/663, Brazil, 1970.

* Operating grant A8777 from the Natural Sciences and

Engeneering Research Council of Canada (NSERC), 1973 to 1991.

* NSERC grant for Vancouver conference, 1977.

* NSERC grant for St. John's conference, 1983.

* Human Capital and Mobility of Researchers Program,

European Union: grant n. ERBCHRXCT 940560.