Informasi Maca
1. Maca: Peru’s Natural Viagra on Discovery Channel - http://health.discovery.com/centers/sex/libido/maca.html
Informasi Saintis Maca
2. Dr. Gloria Chacon de Popovici Discoverer of Lepidium Peruvianum Chacon - maca - http://www.ahealthya.com/GloriaChacon.htm