1 Subjects: “...production planning...”

2 Subjects: “...extensive production system...”

3 Subjects: “...tourism product development...”

4 Subjects: “...,Interaction,Italy,Iceland,quarries,Basileus,Foundation Stories,Production site,Isauria,Edirne,Studies...”

5 Subjects: “...water production...”

6 Subjects: “...new product development...”

7 Subjects: “...agriculture products...”

8 Subjects: “...green total factor productivity...”

9 Subjects: “...biofuel production...”

10 Subjects: “...green product...”

11 Subjects: “...biogas production...”

12 Subjects: “...cleaner production...”

13 Subjects: “...food production...”

14 Subjects: “...advanced glycation end-products...”

15 Subjects: “...crop production...”

16 Subjects: “...bioactive natural product...”

17 Subjects: “...natural products...”

18 Subjects: “...poplar productivity...”

19 Subjects: “...Cartesian product graph...”

20 Subjects: “...productive-receptive skills...”