Mariana Zvetkova can be contacted

by phone: +359 886 658 189

+1 212 397 7256

by e-mail: ZVETKOVA@AOL.COM

marianazvetkova@abv.bg

The Martina Arroyo Foundation, Inc.

200 Central Park South Apt. 20 – I

New York, NY 10019, USA

Tel +1 212 397-72 56 / Fax +1 212 397-7257

e-mail: info@martinaarroyofdn.org

Sofia National Opera

Bul. “Dondukov” 30

Sofia 1000, Bulgaria

tel: +359 2 987 8968