共 50 条
- [41] TRADE SECRETS AND PERPETUAL ROYALTIES - HOW LONG CAN YOU COLLECT JOURNAL OF THE PATENT OFFICE SOCIETY, 1978, 60 (07): : 442 - 467
- [43] Questionnaire about Calcium Intake: Can We Trust the Answers? Osteoporosis International, 1999, 9 : 220 - 225
- [47] Model answers: can we improve their level of confidence and applicability? CONTROLLING NITROGEN FLOWS AND LOSSES, 2004, : 615 - 618
- [50] THE LIMITS OF HABILITATION - HOW CAN WE IDENTIFY THEM AND HOW CAN WE CHANGE THEM ANALYSIS AND INTERVENTION IN DEVELOPMENTAL DISABILITIES, 1981, 1 (01): : 37 - 43