No.	Title	Date
1	Applying stable isotopes to examine food-web structure: an overview of analytical tools	2012
2	La cumbia nacio en Baru	1986
3	Interlúdio: for two pianos/ Sergio Roberto de Oliveira & Marcio Conrad.	c1997.
4	Poemas inolvidables de Luis Mario Vol. 4	1982
5	Quantum for two pianos (1999)/ Marcio Conrad & Sergio Roberto de Oliveira.	c1999.
6	Tema e desvairações: for two pianos/ Sergio Roberto de Oliveira & Marcio Conrad.	c1998