Citation: De. Bender et al., FROM EFFICACY TO EFFECTIVENESS - SELECTING INDICATORS FOR A COMMUNITY-BASED LACTATIONAL AMENORRHEA METHOD PROMOTION PROGRAM, Journal of Biosocial Science, 30(2), 1998, pp. 193-225
Citation: D. Pick et al., QUANTITATIVE ASSESSMENT OF UNITED-STATES WHEAT PERFORMANCE FOR QUALITY CHARACTERISTICS, Canadian journal of agricultural economics, 42(3), 1994, pp. 273-290