What do you need them for and what sort of relationships?

Here are some highly cited research article for your needs

https://scholar.google.co.in/scholar?q=workplace+relationships+research&hl=en&as_sdt=0&as_vis=1&oi=scholart&sa=X&ved=0ahUKEwjRj7uXnPbTAhUEpo8KHYtcAyIQgQMIHzAA

I would suggest wo of the most recent references in this regard:

-        James B. Abugre (2017) Relations at workplace, cynicism and intention to leave: A proposed conceptual framework for organizations, International Journal of Organizational Analysis, Volume: 25 Issue: 2

-        Debra Grace, Ceridwyn King, Joseph Lo Iacono (2017) Workplace relationship cohesion: an internal customers’ perspective, Journal of Service Theory and Practice, Volume: 27 Issue: 1

You can also have a look at the attached article

Article Impacts of "Organizational management's tasks" on "Making th...

My new book 'Mismanagement, "Jumpers," and Morality; Covertly Concealed Managerial Ignorance and Immoral Careerism in Industrial Organizations' (New York: Routledge) penetartes the secrets of the dark sides of organizational life. Working relashionships are exposed as products of 'jumpers' efforts to defnd authority by ignorance concealment. Hereby I attach a few parts of it. If you agree to write a review, even only a short one for a seller's website you can have an e-book through me ([email protected]) 

Whatever may be the areas of work place , it should be cognitional , healthy , under a good atmosphere of cooperation offering a free & friendly environment .Workplace relationship demands a calm & quite atmosphere as we pass about more than one third hrs of a day completing away from the family & friendly surrounding.

In order to have a good working environment will certainly find to create a better result & good outlook .

This is my personal opinion 

Thank you so much for everyone's contributions. I appreciate it! :D