Pieter Richard van Oel, Vincent Omondi Odongo, Dawit Woubishet Mulatu, Francis Kamau Muthoni, Jane Njeri Ndungu, Job Ochieng' Ogada & Anne van der Veen(2014)
Pieter Richard van Oel, Vincent Omondi Odongo, Dawit Woubishet Mulatu, Francis Kamau Muthoni, Jane Njeri Ndungu, Job Ochieng' Ogada & Anne van der Veen (1)