+++Виль и Информа+++ СПАСИБО!!!

[Polychemist]

Добрый день! Помогите, пожалуйста, с:
1. An improved method of calculating copolymerization reactivity ratios Paul W. Tidwell, George A. Mortimer
Journal of Polymer Science Part A: General Papers Volume 3 Issue 1, Pages 369 - 387

DOI:

http://dx.doi.org/10.1002/pol.1965.100030137

2. Reactivity in free-radical copolymerization Paul W. Tidwell, George A. Mortimer
Journal of Polymer Science Part B: Polymer Letters Volume 4 Issue 8, Pages 527 - 530

DOI:

http://dx.doi.org/10.1002/pol.1966.110040804

3. Science of Determining Copolymerization Reactivity Ratios Paul W. Tidwell ;George A. Mortimer
Polymer Reviews, Volume 4, Issue 2 1970 , pages 281 - 312

DOI:

http://dx.doi.org/10.1080/15321797008068151

Спасибо!

[SergSam]

1,2

[suprachemister]

3